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1d784e01f0
We use (and (ctpop X), 1) to represent parity. The generated code for i32 parity on RV64 has more instructions than necessary which I hope to improve in a followup patch. Also add missing test for i64 ctpop.
1360 lines
43 KiB
LLVM
1360 lines
43 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \
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; RUN: | FileCheck %s -check-prefix=RV32I
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; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s \
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; RUN: | FileCheck %s -check-prefix=RV64I
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declare i16 @llvm.bswap.i16(i16)
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declare i32 @llvm.bswap.i32(i32)
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declare i64 @llvm.bswap.i64(i64)
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declare i8 @llvm.cttz.i8(i8, i1)
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declare i16 @llvm.cttz.i16(i16, i1)
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declare i32 @llvm.cttz.i32(i32, i1)
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declare i64 @llvm.cttz.i64(i64, i1)
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declare i32 @llvm.ctlz.i32(i32, i1)
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declare i32 @llvm.ctpop.i32(i32)
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declare i64 @llvm.ctpop.i64(i64)
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define i16 @test_bswap_i16(i16 %a) nounwind {
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; RV32I-LABEL: test_bswap_i16:
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; RV32I: # %bb.0:
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; RV32I-NEXT: slli a1, a0, 8
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; RV32I-NEXT: slli a0, a0, 16
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; RV32I-NEXT: srli a0, a0, 24
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; RV32I-NEXT: or a0, a1, a0
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: test_bswap_i16:
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; RV64I: # %bb.0:
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; RV64I-NEXT: slli a1, a0, 8
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; RV64I-NEXT: slli a0, a0, 48
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; RV64I-NEXT: srli a0, a0, 56
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; RV64I-NEXT: or a0, a1, a0
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; RV64I-NEXT: ret
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%tmp = call i16 @llvm.bswap.i16(i16 %a)
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ret i16 %tmp
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}
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define i32 @test_bswap_i32(i32 %a) nounwind {
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; RV32I-LABEL: test_bswap_i32:
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; RV32I: # %bb.0:
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; RV32I-NEXT: srli a1, a0, 8
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; RV32I-NEXT: lui a2, 16
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; RV32I-NEXT: addi a2, a2, -256
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; RV32I-NEXT: and a1, a1, a2
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; RV32I-NEXT: srli a2, a0, 24
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; RV32I-NEXT: or a1, a1, a2
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; RV32I-NEXT: slli a2, a0, 8
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; RV32I-NEXT: lui a3, 4080
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; RV32I-NEXT: and a2, a2, a3
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; RV32I-NEXT: slli a0, a0, 24
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; RV32I-NEXT: or a0, a0, a2
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; RV32I-NEXT: or a0, a0, a1
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: test_bswap_i32:
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; RV64I: # %bb.0:
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; RV64I-NEXT: srliw a1, a0, 8
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; RV64I-NEXT: lui a2, 16
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; RV64I-NEXT: addiw a2, a2, -256
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; RV64I-NEXT: and a1, a1, a2
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; RV64I-NEXT: srliw a2, a0, 24
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; RV64I-NEXT: or a1, a1, a2
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; RV64I-NEXT: slli a2, a0, 8
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; RV64I-NEXT: lui a3, 4080
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; RV64I-NEXT: and a2, a2, a3
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; RV64I-NEXT: slli a0, a0, 24
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; RV64I-NEXT: or a0, a0, a2
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; RV64I-NEXT: or a0, a0, a1
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; RV64I-NEXT: ret
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%tmp = call i32 @llvm.bswap.i32(i32 %a)
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ret i32 %tmp
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}
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define i64 @test_bswap_i64(i64 %a) nounwind {
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; RV32I-LABEL: test_bswap_i64:
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; RV32I: # %bb.0:
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; RV32I-NEXT: srli a2, a1, 8
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; RV32I-NEXT: lui a3, 16
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; RV32I-NEXT: addi a3, a3, -256
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; RV32I-NEXT: and a2, a2, a3
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; RV32I-NEXT: srli a4, a1, 24
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; RV32I-NEXT: or a2, a2, a4
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; RV32I-NEXT: slli a4, a1, 8
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; RV32I-NEXT: lui a5, 4080
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; RV32I-NEXT: and a4, a4, a5
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; RV32I-NEXT: slli a1, a1, 24
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; RV32I-NEXT: or a1, a1, a4
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; RV32I-NEXT: or a2, a1, a2
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; RV32I-NEXT: srli a1, a0, 8
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; RV32I-NEXT: and a1, a1, a3
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; RV32I-NEXT: srli a3, a0, 24
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; RV32I-NEXT: or a1, a1, a3
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; RV32I-NEXT: slli a3, a0, 8
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; RV32I-NEXT: and a3, a3, a5
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; RV32I-NEXT: slli a0, a0, 24
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; RV32I-NEXT: or a0, a0, a3
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; RV32I-NEXT: or a1, a0, a1
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; RV32I-NEXT: mv a0, a2
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: test_bswap_i64:
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; RV64I: # %bb.0:
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; RV64I-NEXT: srli a1, a0, 24
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; RV64I-NEXT: lui a2, 4080
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; RV64I-NEXT: and a1, a1, a2
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; RV64I-NEXT: srli a2, a0, 8
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; RV64I-NEXT: addi a3, zero, 255
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; RV64I-NEXT: slli a4, a3, 24
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; RV64I-NEXT: and a2, a2, a4
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; RV64I-NEXT: or a1, a2, a1
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; RV64I-NEXT: srli a2, a0, 40
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; RV64I-NEXT: lui a4, 16
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; RV64I-NEXT: addiw a4, a4, -256
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; RV64I-NEXT: and a2, a2, a4
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; RV64I-NEXT: srli a4, a0, 56
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; RV64I-NEXT: or a2, a2, a4
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; RV64I-NEXT: or a1, a1, a2
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; RV64I-NEXT: slli a2, a0, 8
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; RV64I-NEXT: slli a4, a3, 32
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; RV64I-NEXT: and a2, a2, a4
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; RV64I-NEXT: slli a4, a0, 24
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; RV64I-NEXT: slli a5, a3, 40
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; RV64I-NEXT: and a4, a4, a5
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; RV64I-NEXT: or a2, a4, a2
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; RV64I-NEXT: slli a4, a0, 40
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; RV64I-NEXT: slli a3, a3, 48
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; RV64I-NEXT: and a3, a4, a3
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; RV64I-NEXT: slli a0, a0, 56
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; RV64I-NEXT: or a0, a0, a3
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; RV64I-NEXT: or a0, a0, a2
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; RV64I-NEXT: or a0, a0, a1
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; RV64I-NEXT: ret
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%tmp = call i64 @llvm.bswap.i64(i64 %a)
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ret i64 %tmp
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}
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define i8 @test_cttz_i8(i8 %a) nounwind {
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; RV32I-LABEL: test_cttz_i8:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: andi a1, a0, 255
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; RV32I-NEXT: beqz a1, .LBB3_2
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; RV32I-NEXT: # %bb.1: # %cond.false
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; RV32I-NEXT: addi a1, a0, -1
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; RV32I-NEXT: not a0, a0
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; RV32I-NEXT: and a0, a0, a1
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; RV32I-NEXT: srli a1, a0, 1
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; RV32I-NEXT: lui a2, 349525
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; RV32I-NEXT: addi a2, a2, 1365
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; RV32I-NEXT: and a1, a1, a2
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; RV32I-NEXT: sub a0, a0, a1
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; RV32I-NEXT: lui a1, 209715
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; RV32I-NEXT: addi a1, a1, 819
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; RV32I-NEXT: and a2, a0, a1
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; RV32I-NEXT: srli a0, a0, 2
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; RV32I-NEXT: and a0, a0, a1
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; RV32I-NEXT: add a0, a2, a0
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; RV32I-NEXT: srli a1, a0, 4
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; RV32I-NEXT: add a0, a0, a1
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; RV32I-NEXT: lui a1, 61681
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; RV32I-NEXT: addi a1, a1, -241
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; RV32I-NEXT: and a0, a0, a1
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; RV32I-NEXT: lui a1, 4112
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; RV32I-NEXT: addi a1, a1, 257
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; RV32I-NEXT: call __mulsi3@plt
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; RV32I-NEXT: srli a0, a0, 24
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; RV32I-NEXT: j .LBB3_3
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; RV32I-NEXT: .LBB3_2:
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; RV32I-NEXT: addi a0, zero, 8
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; RV32I-NEXT: .LBB3_3: # %cond.end
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: test_cttz_i8:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: andi a1, a0, 255
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; RV64I-NEXT: beqz a1, .LBB3_2
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; RV64I-NEXT: # %bb.1: # %cond.false
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; RV64I-NEXT: addi a1, a0, -1
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; RV64I-NEXT: not a0, a0
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; RV64I-NEXT: and a0, a0, a1
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; RV64I-NEXT: srli a1, a0, 1
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; RV64I-NEXT: lui a2, 21845
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; RV64I-NEXT: addiw a2, a2, 1365
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; RV64I-NEXT: slli a2, a2, 12
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; RV64I-NEXT: addi a2, a2, 1365
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; RV64I-NEXT: slli a2, a2, 12
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; RV64I-NEXT: addi a2, a2, 1365
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; RV64I-NEXT: slli a2, a2, 12
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; RV64I-NEXT: addi a2, a2, 1365
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; RV64I-NEXT: and a1, a1, a2
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; RV64I-NEXT: sub a0, a0, a1
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; RV64I-NEXT: lui a1, 13107
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; RV64I-NEXT: addiw a1, a1, 819
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; RV64I-NEXT: slli a1, a1, 12
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; RV64I-NEXT: addi a1, a1, 819
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; RV64I-NEXT: slli a1, a1, 12
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; RV64I-NEXT: addi a1, a1, 819
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; RV64I-NEXT: slli a1, a1, 12
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; RV64I-NEXT: addi a1, a1, 819
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; RV64I-NEXT: and a2, a0, a1
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; RV64I-NEXT: srli a0, a0, 2
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; RV64I-NEXT: and a0, a0, a1
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; RV64I-NEXT: add a0, a2, a0
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; RV64I-NEXT: srli a1, a0, 4
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; RV64I-NEXT: add a0, a0, a1
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; RV64I-NEXT: lui a1, 3855
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; RV64I-NEXT: addiw a1, a1, 241
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; RV64I-NEXT: slli a1, a1, 12
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; RV64I-NEXT: addi a1, a1, -241
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; RV64I-NEXT: slli a1, a1, 12
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; RV64I-NEXT: addi a1, a1, 241
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; RV64I-NEXT: slli a1, a1, 12
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; RV64I-NEXT: addi a1, a1, -241
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; RV64I-NEXT: and a0, a0, a1
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; RV64I-NEXT: lui a1, 4112
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; RV64I-NEXT: addiw a1, a1, 257
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; RV64I-NEXT: slli a1, a1, 16
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; RV64I-NEXT: addi a1, a1, 257
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; RV64I-NEXT: slli a1, a1, 16
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; RV64I-NEXT: addi a1, a1, 257
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; RV64I-NEXT: call __muldi3@plt
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; RV64I-NEXT: srli a0, a0, 56
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; RV64I-NEXT: j .LBB3_3
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; RV64I-NEXT: .LBB3_2:
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; RV64I-NEXT: addi a0, zero, 8
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; RV64I-NEXT: .LBB3_3: # %cond.end
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%tmp = call i8 @llvm.cttz.i8(i8 %a, i1 false)
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ret i8 %tmp
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}
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define i16 @test_cttz_i16(i16 %a) nounwind {
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; RV32I-LABEL: test_cttz_i16:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: lui a1, 16
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; RV32I-NEXT: addi a1, a1, -1
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; RV32I-NEXT: and a1, a0, a1
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; RV32I-NEXT: beqz a1, .LBB4_2
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; RV32I-NEXT: # %bb.1: # %cond.false
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; RV32I-NEXT: addi a1, a0, -1
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; RV32I-NEXT: not a0, a0
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; RV32I-NEXT: and a0, a0, a1
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; RV32I-NEXT: srli a1, a0, 1
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; RV32I-NEXT: lui a2, 349525
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; RV32I-NEXT: addi a2, a2, 1365
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; RV32I-NEXT: and a1, a1, a2
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; RV32I-NEXT: sub a0, a0, a1
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; RV32I-NEXT: lui a1, 209715
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; RV32I-NEXT: addi a1, a1, 819
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; RV32I-NEXT: and a2, a0, a1
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; RV32I-NEXT: srli a0, a0, 2
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; RV32I-NEXT: and a0, a0, a1
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; RV32I-NEXT: add a0, a2, a0
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; RV32I-NEXT: srli a1, a0, 4
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; RV32I-NEXT: add a0, a0, a1
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; RV32I-NEXT: lui a1, 61681
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; RV32I-NEXT: addi a1, a1, -241
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; RV32I-NEXT: and a0, a0, a1
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; RV32I-NEXT: lui a1, 4112
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; RV32I-NEXT: addi a1, a1, 257
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; RV32I-NEXT: call __mulsi3@plt
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; RV32I-NEXT: srli a0, a0, 24
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; RV32I-NEXT: j .LBB4_3
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; RV32I-NEXT: .LBB4_2:
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; RV32I-NEXT: addi a0, zero, 16
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; RV32I-NEXT: .LBB4_3: # %cond.end
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: test_cttz_i16:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: lui a1, 16
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; RV64I-NEXT: addiw a1, a1, -1
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; RV64I-NEXT: and a1, a0, a1
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; RV64I-NEXT: beqz a1, .LBB4_2
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; RV64I-NEXT: # %bb.1: # %cond.false
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; RV64I-NEXT: addi a1, a0, -1
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; RV64I-NEXT: not a0, a0
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; RV64I-NEXT: and a0, a0, a1
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; RV64I-NEXT: srli a1, a0, 1
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; RV64I-NEXT: lui a2, 21845
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; RV64I-NEXT: addiw a2, a2, 1365
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; RV64I-NEXT: slli a2, a2, 12
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; RV64I-NEXT: addi a2, a2, 1365
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; RV64I-NEXT: slli a2, a2, 12
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; RV64I-NEXT: addi a2, a2, 1365
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; RV64I-NEXT: slli a2, a2, 12
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; RV64I-NEXT: addi a2, a2, 1365
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; RV64I-NEXT: and a1, a1, a2
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; RV64I-NEXT: sub a0, a0, a1
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; RV64I-NEXT: lui a1, 13107
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; RV64I-NEXT: addiw a1, a1, 819
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; RV64I-NEXT: slli a1, a1, 12
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; RV64I-NEXT: addi a1, a1, 819
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; RV64I-NEXT: slli a1, a1, 12
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; RV64I-NEXT: addi a1, a1, 819
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; RV64I-NEXT: slli a1, a1, 12
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; RV64I-NEXT: addi a1, a1, 819
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; RV64I-NEXT: and a2, a0, a1
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; RV64I-NEXT: srli a0, a0, 2
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; RV64I-NEXT: and a0, a0, a1
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; RV64I-NEXT: add a0, a2, a0
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; RV64I-NEXT: srli a1, a0, 4
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; RV64I-NEXT: add a0, a0, a1
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; RV64I-NEXT: lui a1, 3855
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; RV64I-NEXT: addiw a1, a1, 241
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; RV64I-NEXT: slli a1, a1, 12
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; RV64I-NEXT: addi a1, a1, -241
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; RV64I-NEXT: slli a1, a1, 12
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; RV64I-NEXT: addi a1, a1, 241
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; RV64I-NEXT: slli a1, a1, 12
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; RV64I-NEXT: addi a1, a1, -241
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; RV64I-NEXT: and a0, a0, a1
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; RV64I-NEXT: lui a1, 4112
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; RV64I-NEXT: addiw a1, a1, 257
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; RV64I-NEXT: slli a1, a1, 16
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; RV64I-NEXT: addi a1, a1, 257
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; RV64I-NEXT: slli a1, a1, 16
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; RV64I-NEXT: addi a1, a1, 257
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; RV64I-NEXT: call __muldi3@plt
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; RV64I-NEXT: srli a0, a0, 56
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; RV64I-NEXT: j .LBB4_3
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; RV64I-NEXT: .LBB4_2:
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; RV64I-NEXT: addi a0, zero, 16
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; RV64I-NEXT: .LBB4_3: # %cond.end
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%tmp = call i16 @llvm.cttz.i16(i16 %a, i1 false)
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ret i16 %tmp
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}
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define i32 @test_cttz_i32(i32 %a) nounwind {
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; RV32I-LABEL: test_cttz_i32:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: beqz a0, .LBB5_2
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; RV32I-NEXT: # %bb.1: # %cond.false
|
|
; RV32I-NEXT: addi a1, a0, -1
|
|
; RV32I-NEXT: not a0, a0
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 1
|
|
; RV32I-NEXT: lui a2, 349525
|
|
; RV32I-NEXT: addi a2, a2, 1365
|
|
; RV32I-NEXT: and a1, a1, a2
|
|
; RV32I-NEXT: sub a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 209715
|
|
; RV32I-NEXT: addi a1, a1, 819
|
|
; RV32I-NEXT: and a2, a0, a1
|
|
; RV32I-NEXT: srli a0, a0, 2
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: add a0, a2, a0
|
|
; RV32I-NEXT: srli a1, a0, 4
|
|
; RV32I-NEXT: add a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 61681
|
|
; RV32I-NEXT: addi a1, a1, -241
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 4112
|
|
; RV32I-NEXT: addi a1, a1, 257
|
|
; RV32I-NEXT: call __mulsi3@plt
|
|
; RV32I-NEXT: srli a0, a0, 24
|
|
; RV32I-NEXT: j .LBB5_3
|
|
; RV32I-NEXT: .LBB5_2:
|
|
; RV32I-NEXT: addi a0, zero, 32
|
|
; RV32I-NEXT: .LBB5_3: # %cond.end
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: test_cttz_i32:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sext.w a1, a0
|
|
; RV64I-NEXT: beqz a1, .LBB5_2
|
|
; RV64I-NEXT: # %bb.1: # %cond.false
|
|
; RV64I-NEXT: addi a1, a0, -1
|
|
; RV64I-NEXT: not a0, a0
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 1
|
|
; RV64I-NEXT: lui a2, 21845
|
|
; RV64I-NEXT: addiw a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: and a1, a1, a2
|
|
; RV64I-NEXT: sub a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 13107
|
|
; RV64I-NEXT: addiw a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: and a2, a0, a1
|
|
; RV64I-NEXT: srli a0, a0, 2
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: add a0, a2, a0
|
|
; RV64I-NEXT: srli a1, a0, 4
|
|
; RV64I-NEXT: add a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 3855
|
|
; RV64I-NEXT: addiw a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 4112
|
|
; RV64I-NEXT: addiw a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: call __muldi3@plt
|
|
; RV64I-NEXT: srli a0, a0, 56
|
|
; RV64I-NEXT: j .LBB5_3
|
|
; RV64I-NEXT: .LBB5_2:
|
|
; RV64I-NEXT: addi a0, zero, 32
|
|
; RV64I-NEXT: .LBB5_3: # %cond.end
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%tmp = call i32 @llvm.cttz.i32(i32 %a, i1 false)
|
|
ret i32 %tmp
|
|
}
|
|
|
|
define i32 @test_ctlz_i32(i32 %a) nounwind {
|
|
; RV32I-LABEL: test_ctlz_i32:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: beqz a0, .LBB6_2
|
|
; RV32I-NEXT: # %bb.1: # %cond.false
|
|
; RV32I-NEXT: srli a1, a0, 1
|
|
; RV32I-NEXT: or a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 2
|
|
; RV32I-NEXT: or a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 4
|
|
; RV32I-NEXT: or a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 8
|
|
; RV32I-NEXT: or a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 16
|
|
; RV32I-NEXT: or a0, a0, a1
|
|
; RV32I-NEXT: not a0, a0
|
|
; RV32I-NEXT: srli a1, a0, 1
|
|
; RV32I-NEXT: lui a2, 349525
|
|
; RV32I-NEXT: addi a2, a2, 1365
|
|
; RV32I-NEXT: and a1, a1, a2
|
|
; RV32I-NEXT: sub a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 209715
|
|
; RV32I-NEXT: addi a1, a1, 819
|
|
; RV32I-NEXT: and a2, a0, a1
|
|
; RV32I-NEXT: srli a0, a0, 2
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: add a0, a2, a0
|
|
; RV32I-NEXT: srli a1, a0, 4
|
|
; RV32I-NEXT: add a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 61681
|
|
; RV32I-NEXT: addi a1, a1, -241
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 4112
|
|
; RV32I-NEXT: addi a1, a1, 257
|
|
; RV32I-NEXT: call __mulsi3@plt
|
|
; RV32I-NEXT: srli a0, a0, 24
|
|
; RV32I-NEXT: j .LBB6_3
|
|
; RV32I-NEXT: .LBB6_2:
|
|
; RV32I-NEXT: addi a0, zero, 32
|
|
; RV32I-NEXT: .LBB6_3: # %cond.end
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: test_ctlz_i32:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sext.w a1, a0
|
|
; RV64I-NEXT: beqz a1, .LBB6_2
|
|
; RV64I-NEXT: # %bb.1: # %cond.false
|
|
; RV64I-NEXT: srliw a1, a0, 1
|
|
; RV64I-NEXT: slli a0, a0, 32
|
|
; RV64I-NEXT: srli a0, a0, 32
|
|
; RV64I-NEXT: or a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 2
|
|
; RV64I-NEXT: or a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 4
|
|
; RV64I-NEXT: or a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 8
|
|
; RV64I-NEXT: or a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 16
|
|
; RV64I-NEXT: or a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 32
|
|
; RV64I-NEXT: or a0, a0, a1
|
|
; RV64I-NEXT: not a0, a0
|
|
; RV64I-NEXT: srli a1, a0, 1
|
|
; RV64I-NEXT: lui a2, 21845
|
|
; RV64I-NEXT: addiw a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: and a1, a1, a2
|
|
; RV64I-NEXT: sub a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 13107
|
|
; RV64I-NEXT: addiw a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: and a2, a0, a1
|
|
; RV64I-NEXT: srli a0, a0, 2
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: add a0, a2, a0
|
|
; RV64I-NEXT: srli a1, a0, 4
|
|
; RV64I-NEXT: add a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 3855
|
|
; RV64I-NEXT: addiw a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 4112
|
|
; RV64I-NEXT: addiw a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: call __muldi3@plt
|
|
; RV64I-NEXT: srli a0, a0, 56
|
|
; RV64I-NEXT: addi a0, a0, -32
|
|
; RV64I-NEXT: j .LBB6_3
|
|
; RV64I-NEXT: .LBB6_2:
|
|
; RV64I-NEXT: addi a0, zero, 32
|
|
; RV64I-NEXT: .LBB6_3: # %cond.end
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%tmp = call i32 @llvm.ctlz.i32(i32 %a, i1 false)
|
|
ret i32 %tmp
|
|
}
|
|
|
|
define i64 @test_cttz_i64(i64 %a) nounwind {
|
|
; RV32I-LABEL: test_cttz_i64:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s4, 8(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s5, 4(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s6, 0(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s3, a1
|
|
; RV32I-NEXT: mv s4, a0
|
|
; RV32I-NEXT: addi a0, a0, -1
|
|
; RV32I-NEXT: not a1, s4
|
|
; RV32I-NEXT: and a0, a1, a0
|
|
; RV32I-NEXT: srli a1, a0, 1
|
|
; RV32I-NEXT: lui a2, 349525
|
|
; RV32I-NEXT: addi s5, a2, 1365
|
|
; RV32I-NEXT: and a1, a1, s5
|
|
; RV32I-NEXT: sub a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 209715
|
|
; RV32I-NEXT: addi s0, a1, 819
|
|
; RV32I-NEXT: and a1, a0, s0
|
|
; RV32I-NEXT: srli a0, a0, 2
|
|
; RV32I-NEXT: and a0, a0, s0
|
|
; RV32I-NEXT: add a0, a1, a0
|
|
; RV32I-NEXT: srli a1, a0, 4
|
|
; RV32I-NEXT: add a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 61681
|
|
; RV32I-NEXT: addi s6, a1, -241
|
|
; RV32I-NEXT: and a0, a0, s6
|
|
; RV32I-NEXT: lui a1, 4112
|
|
; RV32I-NEXT: addi s1, a1, 257
|
|
; RV32I-NEXT: mv a1, s1
|
|
; RV32I-NEXT: call __mulsi3@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: addi a0, s3, -1
|
|
; RV32I-NEXT: not a1, s3
|
|
; RV32I-NEXT: and a0, a1, a0
|
|
; RV32I-NEXT: srli a1, a0, 1
|
|
; RV32I-NEXT: and a1, a1, s5
|
|
; RV32I-NEXT: sub a0, a0, a1
|
|
; RV32I-NEXT: and a1, a0, s0
|
|
; RV32I-NEXT: srli a0, a0, 2
|
|
; RV32I-NEXT: and a0, a0, s0
|
|
; RV32I-NEXT: add a0, a1, a0
|
|
; RV32I-NEXT: srli a1, a0, 4
|
|
; RV32I-NEXT: add a0, a0, a1
|
|
; RV32I-NEXT: and a0, a0, s6
|
|
; RV32I-NEXT: mv a1, s1
|
|
; RV32I-NEXT: call __mulsi3@plt
|
|
; RV32I-NEXT: bnez s4, .LBB7_2
|
|
; RV32I-NEXT: # %bb.1:
|
|
; RV32I-NEXT: srli a0, a0, 24
|
|
; RV32I-NEXT: addi a0, a0, 32
|
|
; RV32I-NEXT: j .LBB7_3
|
|
; RV32I-NEXT: .LBB7_2:
|
|
; RV32I-NEXT: srli a0, s2, 24
|
|
; RV32I-NEXT: .LBB7_3:
|
|
; RV32I-NEXT: mv a1, zero
|
|
; RV32I-NEXT: lw s6, 0(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s5, 4(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s4, 8(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: test_cttz_i64:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: beqz a0, .LBB7_2
|
|
; RV64I-NEXT: # %bb.1: # %cond.false
|
|
; RV64I-NEXT: addi a1, a0, -1
|
|
; RV64I-NEXT: not a0, a0
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 1
|
|
; RV64I-NEXT: lui a2, 21845
|
|
; RV64I-NEXT: addiw a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: and a1, a1, a2
|
|
; RV64I-NEXT: sub a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 13107
|
|
; RV64I-NEXT: addiw a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: and a2, a0, a1
|
|
; RV64I-NEXT: srli a0, a0, 2
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: add a0, a2, a0
|
|
; RV64I-NEXT: srli a1, a0, 4
|
|
; RV64I-NEXT: add a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 3855
|
|
; RV64I-NEXT: addiw a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 4112
|
|
; RV64I-NEXT: addiw a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: call __muldi3@plt
|
|
; RV64I-NEXT: srli a0, a0, 56
|
|
; RV64I-NEXT: j .LBB7_3
|
|
; RV64I-NEXT: .LBB7_2:
|
|
; RV64I-NEXT: addi a0, zero, 64
|
|
; RV64I-NEXT: .LBB7_3: # %cond.end
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%tmp = call i64 @llvm.cttz.i64(i64 %a, i1 false)
|
|
ret i64 %tmp
|
|
}
|
|
|
|
define i8 @test_cttz_i8_zero_undef(i8 %a) nounwind {
|
|
; RV32I-LABEL: test_cttz_i8_zero_undef:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: addi a1, a0, -1
|
|
; RV32I-NEXT: not a0, a0
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 1
|
|
; RV32I-NEXT: lui a2, 349525
|
|
; RV32I-NEXT: addi a2, a2, 1365
|
|
; RV32I-NEXT: and a1, a1, a2
|
|
; RV32I-NEXT: sub a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 209715
|
|
; RV32I-NEXT: addi a1, a1, 819
|
|
; RV32I-NEXT: and a2, a0, a1
|
|
; RV32I-NEXT: srli a0, a0, 2
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: add a0, a2, a0
|
|
; RV32I-NEXT: srli a1, a0, 4
|
|
; RV32I-NEXT: add a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 61681
|
|
; RV32I-NEXT: addi a1, a1, -241
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 4112
|
|
; RV32I-NEXT: addi a1, a1, 257
|
|
; RV32I-NEXT: call __mulsi3@plt
|
|
; RV32I-NEXT: srli a0, a0, 24
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: test_cttz_i8_zero_undef:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: addi a1, a0, -1
|
|
; RV64I-NEXT: not a0, a0
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 1
|
|
; RV64I-NEXT: lui a2, 21845
|
|
; RV64I-NEXT: addiw a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: and a1, a1, a2
|
|
; RV64I-NEXT: sub a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 13107
|
|
; RV64I-NEXT: addiw a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: and a2, a0, a1
|
|
; RV64I-NEXT: srli a0, a0, 2
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: add a0, a2, a0
|
|
; RV64I-NEXT: srli a1, a0, 4
|
|
; RV64I-NEXT: add a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 3855
|
|
; RV64I-NEXT: addiw a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 4112
|
|
; RV64I-NEXT: addiw a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: call __muldi3@plt
|
|
; RV64I-NEXT: srli a0, a0, 56
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%tmp = call i8 @llvm.cttz.i8(i8 %a, i1 true)
|
|
ret i8 %tmp
|
|
}
|
|
|
|
define i16 @test_cttz_i16_zero_undef(i16 %a) nounwind {
|
|
; RV32I-LABEL: test_cttz_i16_zero_undef:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: addi a1, a0, -1
|
|
; RV32I-NEXT: not a0, a0
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 1
|
|
; RV32I-NEXT: lui a2, 349525
|
|
; RV32I-NEXT: addi a2, a2, 1365
|
|
; RV32I-NEXT: and a1, a1, a2
|
|
; RV32I-NEXT: sub a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 209715
|
|
; RV32I-NEXT: addi a1, a1, 819
|
|
; RV32I-NEXT: and a2, a0, a1
|
|
; RV32I-NEXT: srli a0, a0, 2
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: add a0, a2, a0
|
|
; RV32I-NEXT: srli a1, a0, 4
|
|
; RV32I-NEXT: add a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 61681
|
|
; RV32I-NEXT: addi a1, a1, -241
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 4112
|
|
; RV32I-NEXT: addi a1, a1, 257
|
|
; RV32I-NEXT: call __mulsi3@plt
|
|
; RV32I-NEXT: srli a0, a0, 24
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: test_cttz_i16_zero_undef:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: addi a1, a0, -1
|
|
; RV64I-NEXT: not a0, a0
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 1
|
|
; RV64I-NEXT: lui a2, 21845
|
|
; RV64I-NEXT: addiw a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: and a1, a1, a2
|
|
; RV64I-NEXT: sub a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 13107
|
|
; RV64I-NEXT: addiw a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: and a2, a0, a1
|
|
; RV64I-NEXT: srli a0, a0, 2
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: add a0, a2, a0
|
|
; RV64I-NEXT: srli a1, a0, 4
|
|
; RV64I-NEXT: add a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 3855
|
|
; RV64I-NEXT: addiw a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 4112
|
|
; RV64I-NEXT: addiw a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: call __muldi3@plt
|
|
; RV64I-NEXT: srli a0, a0, 56
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%tmp = call i16 @llvm.cttz.i16(i16 %a, i1 true)
|
|
ret i16 %tmp
|
|
}
|
|
|
|
define i32 @test_cttz_i32_zero_undef(i32 %a) nounwind {
|
|
; RV32I-LABEL: test_cttz_i32_zero_undef:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: addi a1, a0, -1
|
|
; RV32I-NEXT: not a0, a0
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 1
|
|
; RV32I-NEXT: lui a2, 349525
|
|
; RV32I-NEXT: addi a2, a2, 1365
|
|
; RV32I-NEXT: and a1, a1, a2
|
|
; RV32I-NEXT: sub a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 209715
|
|
; RV32I-NEXT: addi a1, a1, 819
|
|
; RV32I-NEXT: and a2, a0, a1
|
|
; RV32I-NEXT: srli a0, a0, 2
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: add a0, a2, a0
|
|
; RV32I-NEXT: srli a1, a0, 4
|
|
; RV32I-NEXT: add a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 61681
|
|
; RV32I-NEXT: addi a1, a1, -241
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 4112
|
|
; RV32I-NEXT: addi a1, a1, 257
|
|
; RV32I-NEXT: call __mulsi3@plt
|
|
; RV32I-NEXT: srli a0, a0, 24
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: test_cttz_i32_zero_undef:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: addi a1, a0, -1
|
|
; RV64I-NEXT: not a0, a0
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 1
|
|
; RV64I-NEXT: lui a2, 21845
|
|
; RV64I-NEXT: addiw a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: and a1, a1, a2
|
|
; RV64I-NEXT: sub a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 13107
|
|
; RV64I-NEXT: addiw a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: and a2, a0, a1
|
|
; RV64I-NEXT: srli a0, a0, 2
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: add a0, a2, a0
|
|
; RV64I-NEXT: srli a1, a0, 4
|
|
; RV64I-NEXT: add a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 3855
|
|
; RV64I-NEXT: addiw a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 4112
|
|
; RV64I-NEXT: addiw a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: call __muldi3@plt
|
|
; RV64I-NEXT: srli a0, a0, 56
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%tmp = call i32 @llvm.cttz.i32(i32 %a, i1 true)
|
|
ret i32 %tmp
|
|
}
|
|
|
|
define i64 @test_cttz_i64_zero_undef(i64 %a) nounwind {
|
|
; RV32I-LABEL: test_cttz_i64_zero_undef:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s4, 8(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s5, 4(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s6, 0(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s3, a1
|
|
; RV32I-NEXT: mv s4, a0
|
|
; RV32I-NEXT: addi a0, a0, -1
|
|
; RV32I-NEXT: not a1, s4
|
|
; RV32I-NEXT: and a0, a1, a0
|
|
; RV32I-NEXT: srli a1, a0, 1
|
|
; RV32I-NEXT: lui a2, 349525
|
|
; RV32I-NEXT: addi s5, a2, 1365
|
|
; RV32I-NEXT: and a1, a1, s5
|
|
; RV32I-NEXT: sub a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 209715
|
|
; RV32I-NEXT: addi s0, a1, 819
|
|
; RV32I-NEXT: and a1, a0, s0
|
|
; RV32I-NEXT: srli a0, a0, 2
|
|
; RV32I-NEXT: and a0, a0, s0
|
|
; RV32I-NEXT: add a0, a1, a0
|
|
; RV32I-NEXT: srli a1, a0, 4
|
|
; RV32I-NEXT: add a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 61681
|
|
; RV32I-NEXT: addi s6, a1, -241
|
|
; RV32I-NEXT: and a0, a0, s6
|
|
; RV32I-NEXT: lui a1, 4112
|
|
; RV32I-NEXT: addi s1, a1, 257
|
|
; RV32I-NEXT: mv a1, s1
|
|
; RV32I-NEXT: call __mulsi3@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: addi a0, s3, -1
|
|
; RV32I-NEXT: not a1, s3
|
|
; RV32I-NEXT: and a0, a1, a0
|
|
; RV32I-NEXT: srli a1, a0, 1
|
|
; RV32I-NEXT: and a1, a1, s5
|
|
; RV32I-NEXT: sub a0, a0, a1
|
|
; RV32I-NEXT: and a1, a0, s0
|
|
; RV32I-NEXT: srli a0, a0, 2
|
|
; RV32I-NEXT: and a0, a0, s0
|
|
; RV32I-NEXT: add a0, a1, a0
|
|
; RV32I-NEXT: srli a1, a0, 4
|
|
; RV32I-NEXT: add a0, a0, a1
|
|
; RV32I-NEXT: and a0, a0, s6
|
|
; RV32I-NEXT: mv a1, s1
|
|
; RV32I-NEXT: call __mulsi3@plt
|
|
; RV32I-NEXT: bnez s4, .LBB11_2
|
|
; RV32I-NEXT: # %bb.1:
|
|
; RV32I-NEXT: srli a0, a0, 24
|
|
; RV32I-NEXT: addi a0, a0, 32
|
|
; RV32I-NEXT: j .LBB11_3
|
|
; RV32I-NEXT: .LBB11_2:
|
|
; RV32I-NEXT: srli a0, s2, 24
|
|
; RV32I-NEXT: .LBB11_3:
|
|
; RV32I-NEXT: mv a1, zero
|
|
; RV32I-NEXT: lw s6, 0(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s5, 4(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s4, 8(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: test_cttz_i64_zero_undef:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: addi a1, a0, -1
|
|
; RV64I-NEXT: not a0, a0
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 1
|
|
; RV64I-NEXT: lui a2, 21845
|
|
; RV64I-NEXT: addiw a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: and a1, a1, a2
|
|
; RV64I-NEXT: sub a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 13107
|
|
; RV64I-NEXT: addiw a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: and a2, a0, a1
|
|
; RV64I-NEXT: srli a0, a0, 2
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: add a0, a2, a0
|
|
; RV64I-NEXT: srli a1, a0, 4
|
|
; RV64I-NEXT: add a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 3855
|
|
; RV64I-NEXT: addiw a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 4112
|
|
; RV64I-NEXT: addiw a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: call __muldi3@plt
|
|
; RV64I-NEXT: srli a0, a0, 56
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%tmp = call i64 @llvm.cttz.i64(i64 %a, i1 true)
|
|
ret i64 %tmp
|
|
}
|
|
|
|
define i32 @test_ctpop_i32(i32 %a) nounwind {
|
|
; RV32I-LABEL: test_ctpop_i32:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: srli a1, a0, 1
|
|
; RV32I-NEXT: lui a2, 349525
|
|
; RV32I-NEXT: addi a2, a2, 1365
|
|
; RV32I-NEXT: and a1, a1, a2
|
|
; RV32I-NEXT: sub a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 209715
|
|
; RV32I-NEXT: addi a1, a1, 819
|
|
; RV32I-NEXT: and a2, a0, a1
|
|
; RV32I-NEXT: srli a0, a0, 2
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: add a0, a2, a0
|
|
; RV32I-NEXT: srli a1, a0, 4
|
|
; RV32I-NEXT: add a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 61681
|
|
; RV32I-NEXT: addi a1, a1, -241
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 4112
|
|
; RV32I-NEXT: addi a1, a1, 257
|
|
; RV32I-NEXT: call __mulsi3@plt
|
|
; RV32I-NEXT: srli a0, a0, 24
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: test_ctpop_i32:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: slli a1, a0, 32
|
|
; RV64I-NEXT: srli a1, a1, 32
|
|
; RV64I-NEXT: srliw a0, a0, 1
|
|
; RV64I-NEXT: lui a2, 349525
|
|
; RV64I-NEXT: addiw a2, a2, 1365
|
|
; RV64I-NEXT: and a0, a0, a2
|
|
; RV64I-NEXT: sub a0, a1, a0
|
|
; RV64I-NEXT: srli a1, a0, 2
|
|
; RV64I-NEXT: lui a2, 13107
|
|
; RV64I-NEXT: addiw a2, a2, 819
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 819
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 819
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 819
|
|
; RV64I-NEXT: and a1, a1, a2
|
|
; RV64I-NEXT: and a0, a0, a2
|
|
; RV64I-NEXT: add a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 4
|
|
; RV64I-NEXT: add a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 3855
|
|
; RV64I-NEXT: addiw a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 4112
|
|
; RV64I-NEXT: addiw a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: call __muldi3@plt
|
|
; RV64I-NEXT: srli a0, a0, 56
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%1 = call i32 @llvm.ctpop.i32(i32 %a)
|
|
ret i32 %1
|
|
}
|
|
|
|
define i64 @test_ctpop_i64(i64 %a) nounwind {
|
|
; RV32I-LABEL: test_ctpop_i64:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s4, 8(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s5, 4(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: srli a0, a1, 1
|
|
; RV32I-NEXT: lui a2, 349525
|
|
; RV32I-NEXT: addi s3, a2, 1365
|
|
; RV32I-NEXT: and a0, a0, s3
|
|
; RV32I-NEXT: sub a0, a1, a0
|
|
; RV32I-NEXT: lui a1, 209715
|
|
; RV32I-NEXT: addi s0, a1, 819
|
|
; RV32I-NEXT: and a1, a0, s0
|
|
; RV32I-NEXT: srli a0, a0, 2
|
|
; RV32I-NEXT: and a0, a0, s0
|
|
; RV32I-NEXT: add a0, a1, a0
|
|
; RV32I-NEXT: srli a1, a0, 4
|
|
; RV32I-NEXT: add a0, a0, a1
|
|
; RV32I-NEXT: lui a1, 61681
|
|
; RV32I-NEXT: addi s4, a1, -241
|
|
; RV32I-NEXT: and a0, a0, s4
|
|
; RV32I-NEXT: lui a1, 4112
|
|
; RV32I-NEXT: addi s1, a1, 257
|
|
; RV32I-NEXT: mv a1, s1
|
|
; RV32I-NEXT: call __mulsi3@plt
|
|
; RV32I-NEXT: srli s5, a0, 24
|
|
; RV32I-NEXT: srli a0, s2, 1
|
|
; RV32I-NEXT: and a0, a0, s3
|
|
; RV32I-NEXT: sub a0, s2, a0
|
|
; RV32I-NEXT: and a1, a0, s0
|
|
; RV32I-NEXT: srli a0, a0, 2
|
|
; RV32I-NEXT: and a0, a0, s0
|
|
; RV32I-NEXT: add a0, a1, a0
|
|
; RV32I-NEXT: srli a1, a0, 4
|
|
; RV32I-NEXT: add a0, a0, a1
|
|
; RV32I-NEXT: and a0, a0, s4
|
|
; RV32I-NEXT: mv a1, s1
|
|
; RV32I-NEXT: call __mulsi3@plt
|
|
; RV32I-NEXT: srli a0, a0, 24
|
|
; RV32I-NEXT: add a0, a0, s5
|
|
; RV32I-NEXT: mv a1, zero
|
|
; RV32I-NEXT: lw s5, 4(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s4, 8(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: test_ctpop_i64:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: srli a1, a0, 1
|
|
; RV64I-NEXT: lui a2, 21845
|
|
; RV64I-NEXT: addiw a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: slli a2, a2, 12
|
|
; RV64I-NEXT: addi a2, a2, 1365
|
|
; RV64I-NEXT: and a1, a1, a2
|
|
; RV64I-NEXT: sub a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 13107
|
|
; RV64I-NEXT: addiw a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 819
|
|
; RV64I-NEXT: and a2, a0, a1
|
|
; RV64I-NEXT: srli a0, a0, 2
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: add a0, a2, a0
|
|
; RV64I-NEXT: srli a1, a0, 4
|
|
; RV64I-NEXT: add a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 3855
|
|
; RV64I-NEXT: addiw a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, 241
|
|
; RV64I-NEXT: slli a1, a1, 12
|
|
; RV64I-NEXT: addi a1, a1, -241
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: lui a1, 4112
|
|
; RV64I-NEXT: addiw a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: slli a1, a1, 16
|
|
; RV64I-NEXT: addi a1, a1, 257
|
|
; RV64I-NEXT: call __muldi3@plt
|
|
; RV64I-NEXT: srli a0, a0, 56
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%1 = call i64 @llvm.ctpop.i64(i64 %a)
|
|
ret i64 %1
|
|
}
|
|
|
|
define i32 @test_parity_i32(i32 %a) {
|
|
; RV32I-LABEL: test_parity_i32:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: srli a1, a0, 16
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 8
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 4
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 2
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 1
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: andi a0, a0, 1
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: test_parity_i32:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: slli a1, a0, 32
|
|
; RV64I-NEXT: srli a1, a1, 32
|
|
; RV64I-NEXT: srliw a0, a0, 16
|
|
; RV64I-NEXT: xor a0, a1, a0
|
|
; RV64I-NEXT: srli a1, a0, 8
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 4
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 2
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 1
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: andi a0, a0, 1
|
|
; RV64I-NEXT: ret
|
|
%1 = call i32 @llvm.ctpop.i32(i32 %a)
|
|
%2 = and i32 %1, 1
|
|
ret i32 %2
|
|
}
|
|
|
|
define i64 @test_parity_i64(i64 %a) {
|
|
; RV32I-LABEL: test_parity_i64:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 16
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 8
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 4
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 2
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: srli a1, a0, 1
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: andi a0, a0, 1
|
|
; RV32I-NEXT: mv a1, zero
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: test_parity_i64:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: srli a1, a0, 32
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 16
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 8
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 4
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 2
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: srli a1, a0, 1
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: andi a0, a0, 1
|
|
; RV64I-NEXT: ret
|
|
%1 = call i64 @llvm.ctpop.i64(i64 %a)
|
|
%2 = and i64 %1, 1
|
|
ret i64 %2
|
|
}
|