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37cfd77845
Fix assertion error ``` bool llvm::MachineOperand::isRenamable() const: Assertion `Register::isPhysicalRegister(getReg()) && "isRenamable should only be checked on physical registers"' failed. ``` by checking if the register is 0 before invoking `isRenamable`.
303 lines
8.1 KiB
LLVM
303 lines
8.1 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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; Basic shift support is tested as part of ALU.ll. This file ensures that
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; shifts which may not be supported natively are lowered properly.
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define i64 @lshr64(i64 %a, i64 %b) nounwind {
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; RV32I-LABEL: lshr64:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi a3, a2, -32
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; RV32I-NEXT: bltz a3, .LBB0_2
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; RV32I-NEXT: # %bb.1:
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; RV32I-NEXT: srl a0, a1, a3
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; RV32I-NEXT: mv a1, zero
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; RV32I-NEXT: ret
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; RV32I-NEXT: .LBB0_2:
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; RV32I-NEXT: srl a0, a0, a2
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; RV32I-NEXT: addi a3, zero, 31
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; RV32I-NEXT: sub a3, a3, a2
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; RV32I-NEXT: slli a4, a1, 1
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; RV32I-NEXT: sll a3, a4, a3
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; RV32I-NEXT: or a0, a0, a3
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; RV32I-NEXT: srl a1, a1, a2
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: lshr64:
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; RV64I: # %bb.0:
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; RV64I-NEXT: srl a0, a0, a1
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; RV64I-NEXT: ret
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%1 = lshr i64 %a, %b
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ret i64 %1
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}
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define i64 @lshr64_minsize(i64 %a, i64 %b) minsize nounwind {
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; RV32I-LABEL: lshr64_minsize:
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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)
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; RV32I-NEXT: call __lshrdi3
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; RV32I-NEXT: lw ra, 12(sp)
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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: lshr64_minsize:
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; RV64I: # %bb.0:
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; RV64I-NEXT: srl a0, a0, a1
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; RV64I-NEXT: ret
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%1 = lshr i64 %a, %b
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ret i64 %1
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}
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define i64 @ashr64(i64 %a, i64 %b) nounwind {
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; RV32I-LABEL: ashr64:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi a3, a2, -32
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; RV32I-NEXT: bltz a3, .LBB2_2
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; RV32I-NEXT: # %bb.1:
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; RV32I-NEXT: sra a0, a1, a3
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; RV32I-NEXT: srai a1, a1, 31
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; RV32I-NEXT: ret
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; RV32I-NEXT: .LBB2_2:
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; RV32I-NEXT: srl a0, a0, a2
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; RV32I-NEXT: addi a3, zero, 31
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; RV32I-NEXT: sub a3, a3, a2
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; RV32I-NEXT: slli a4, a1, 1
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; RV32I-NEXT: sll a3, a4, a3
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; RV32I-NEXT: or a0, a0, a3
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; RV32I-NEXT: sra a1, a1, a2
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: ashr64:
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; RV64I: # %bb.0:
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; RV64I-NEXT: sra a0, a0, a1
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; RV64I-NEXT: ret
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%1 = ashr i64 %a, %b
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ret i64 %1
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}
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define i64 @ashr64_minsize(i64 %a, i64 %b) minsize nounwind {
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; RV32I-LABEL: ashr64_minsize:
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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)
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; RV32I-NEXT: call __ashrdi3
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; RV32I-NEXT: lw ra, 12(sp)
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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: ashr64_minsize:
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; RV64I: # %bb.0:
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; RV64I-NEXT: sra a0, a0, a1
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; RV64I-NEXT: ret
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%1 = ashr i64 %a, %b
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ret i64 %1
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}
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define i64 @shl64(i64 %a, i64 %b) nounwind {
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; RV32I-LABEL: shl64:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi a3, a2, -32
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; RV32I-NEXT: bltz a3, .LBB4_2
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; RV32I-NEXT: # %bb.1:
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; RV32I-NEXT: sll a1, a0, a3
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; RV32I-NEXT: mv a0, zero
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; RV32I-NEXT: ret
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; RV32I-NEXT: .LBB4_2:
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; RV32I-NEXT: sll a1, a1, a2
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; RV32I-NEXT: addi a3, zero, 31
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; RV32I-NEXT: sub a3, a3, a2
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; RV32I-NEXT: srli a4, a0, 1
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; RV32I-NEXT: srl a3, a4, a3
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; RV32I-NEXT: or a1, a1, a3
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; RV32I-NEXT: sll a0, a0, a2
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: shl64:
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; RV64I: # %bb.0:
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; RV64I-NEXT: sll a0, a0, a1
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; RV64I-NEXT: ret
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%1 = shl i64 %a, %b
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ret i64 %1
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}
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define i64 @shl64_minsize(i64 %a, i64 %b) minsize nounwind {
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; RV32I-LABEL: shl64_minsize:
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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)
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; RV32I-NEXT: call __ashldi3
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; RV32I-NEXT: lw ra, 12(sp)
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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: shl64_minsize:
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; RV64I: # %bb.0:
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; RV64I-NEXT: sll a0, a0, a1
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; RV64I-NEXT: ret
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%1 = shl i64 %a, %b
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ret i64 %1
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}
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define i128 @lshr128(i128 %a, i128 %b) nounwind {
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; RV32I-LABEL: lshr128:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -48
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; RV32I-NEXT: sw ra, 44(sp)
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; RV32I-NEXT: sw s0, 40(sp)
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; RV32I-NEXT: lw a2, 0(a2)
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; RV32I-NEXT: lw a3, 0(a1)
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; RV32I-NEXT: lw a4, 4(a1)
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; RV32I-NEXT: lw a5, 8(a1)
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; RV32I-NEXT: lw a1, 12(a1)
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; RV32I-NEXT: mv s0, a0
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; RV32I-NEXT: sw a1, 20(sp)
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; RV32I-NEXT: sw a5, 16(sp)
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; RV32I-NEXT: sw a4, 12(sp)
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; RV32I-NEXT: addi a0, sp, 24
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; RV32I-NEXT: addi a1, sp, 8
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; RV32I-NEXT: sw a3, 8(sp)
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; RV32I-NEXT: call __lshrti3
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; RV32I-NEXT: lw a0, 36(sp)
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; RV32I-NEXT: lw a1, 32(sp)
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; RV32I-NEXT: lw a2, 28(sp)
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; RV32I-NEXT: lw a3, 24(sp)
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; RV32I-NEXT: sw a0, 12(s0)
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; RV32I-NEXT: sw a1, 8(s0)
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; RV32I-NEXT: sw a2, 4(s0)
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; RV32I-NEXT: sw a3, 0(s0)
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; RV32I-NEXT: lw s0, 40(sp)
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; RV32I-NEXT: lw ra, 44(sp)
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; RV32I-NEXT: addi sp, sp, 48
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: lshr128:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi a3, a2, -64
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; RV64I-NEXT: bltz a3, .LBB6_2
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; RV64I-NEXT: # %bb.1:
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; RV64I-NEXT: srl a0, a1, a3
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; RV64I-NEXT: mv a1, zero
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; RV64I-NEXT: ret
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; RV64I-NEXT: .LBB6_2:
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; RV64I-NEXT: srl a0, a0, a2
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; RV64I-NEXT: addi a3, zero, 63
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; RV64I-NEXT: sub a3, a3, a2
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; RV64I-NEXT: slli a4, a1, 1
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; RV64I-NEXT: sll a3, a4, a3
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; RV64I-NEXT: or a0, a0, a3
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; RV64I-NEXT: srl a1, a1, a2
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; RV64I-NEXT: ret
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%1 = lshr i128 %a, %b
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ret i128 %1
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}
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define i128 @ashr128(i128 %a, i128 %b) nounwind {
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; RV32I-LABEL: ashr128:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -48
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; RV32I-NEXT: sw ra, 44(sp)
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; RV32I-NEXT: sw s0, 40(sp)
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; RV32I-NEXT: lw a2, 0(a2)
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; RV32I-NEXT: lw a3, 0(a1)
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; RV32I-NEXT: lw a4, 4(a1)
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; RV32I-NEXT: lw a5, 8(a1)
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; RV32I-NEXT: lw a1, 12(a1)
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; RV32I-NEXT: mv s0, a0
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; RV32I-NEXT: sw a1, 20(sp)
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; RV32I-NEXT: sw a5, 16(sp)
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; RV32I-NEXT: sw a4, 12(sp)
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; RV32I-NEXT: addi a0, sp, 24
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; RV32I-NEXT: addi a1, sp, 8
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; RV32I-NEXT: sw a3, 8(sp)
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; RV32I-NEXT: call __ashrti3
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; RV32I-NEXT: lw a0, 36(sp)
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; RV32I-NEXT: lw a1, 32(sp)
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; RV32I-NEXT: lw a2, 28(sp)
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; RV32I-NEXT: lw a3, 24(sp)
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; RV32I-NEXT: sw a0, 12(s0)
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; RV32I-NEXT: sw a1, 8(s0)
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; RV32I-NEXT: sw a2, 4(s0)
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; RV32I-NEXT: sw a3, 0(s0)
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; RV32I-NEXT: lw s0, 40(sp)
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; RV32I-NEXT: lw ra, 44(sp)
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; RV32I-NEXT: addi sp, sp, 48
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: ashr128:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi a3, a2, -64
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; RV64I-NEXT: bltz a3, .LBB7_2
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; RV64I-NEXT: # %bb.1:
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; RV64I-NEXT: sra a0, a1, a3
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; RV64I-NEXT: srai a1, a1, 63
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; RV64I-NEXT: ret
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; RV64I-NEXT: .LBB7_2:
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; RV64I-NEXT: srl a0, a0, a2
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; RV64I-NEXT: addi a3, zero, 63
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; RV64I-NEXT: sub a3, a3, a2
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; RV64I-NEXT: slli a4, a1, 1
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; RV64I-NEXT: sll a3, a4, a3
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; RV64I-NEXT: or a0, a0, a3
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; RV64I-NEXT: sra a1, a1, a2
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; RV64I-NEXT: ret
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%1 = ashr i128 %a, %b
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ret i128 %1
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}
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define i128 @shl128(i128 %a, i128 %b) nounwind {
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; RV32I-LABEL: shl128:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -48
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; RV32I-NEXT: sw ra, 44(sp)
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; RV32I-NEXT: sw s0, 40(sp)
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; RV32I-NEXT: lw a2, 0(a2)
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; RV32I-NEXT: lw a3, 0(a1)
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; RV32I-NEXT: lw a4, 4(a1)
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; RV32I-NEXT: lw a5, 8(a1)
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; RV32I-NEXT: lw a1, 12(a1)
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; RV32I-NEXT: mv s0, a0
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; RV32I-NEXT: sw a1, 20(sp)
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; RV32I-NEXT: sw a5, 16(sp)
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; RV32I-NEXT: sw a4, 12(sp)
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; RV32I-NEXT: addi a0, sp, 24
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; RV32I-NEXT: addi a1, sp, 8
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; RV32I-NEXT: sw a3, 8(sp)
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; RV32I-NEXT: call __ashlti3
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; RV32I-NEXT: lw a0, 36(sp)
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; RV32I-NEXT: lw a1, 32(sp)
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; RV32I-NEXT: lw a2, 28(sp)
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; RV32I-NEXT: lw a3, 24(sp)
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; RV32I-NEXT: sw a0, 12(s0)
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; RV32I-NEXT: sw a1, 8(s0)
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; RV32I-NEXT: sw a2, 4(s0)
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; RV32I-NEXT: sw a3, 0(s0)
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; RV32I-NEXT: lw s0, 40(sp)
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; RV32I-NEXT: lw ra, 44(sp)
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; RV32I-NEXT: addi sp, sp, 48
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: shl128:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi a3, a2, -64
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; RV64I-NEXT: bltz a3, .LBB8_2
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; RV64I-NEXT: # %bb.1:
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; RV64I-NEXT: sll a1, a0, a3
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; RV64I-NEXT: mv a0, zero
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; RV64I-NEXT: ret
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; RV64I-NEXT: .LBB8_2:
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; RV64I-NEXT: sll a1, a1, a2
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; RV64I-NEXT: addi a3, zero, 63
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; RV64I-NEXT: sub a3, a3, a2
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; RV64I-NEXT: srli a4, a0, 1
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; RV64I-NEXT: srl a3, a4, a3
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; RV64I-NEXT: or a1, a1, a3
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; RV64I-NEXT: sll a0, a0, a2
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; RV64I-NEXT: ret
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%1 = shl i128 %a, %b
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ret i128 %1
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}
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