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cf6dd3759a
Based on offline discussions regarding D89139 and D88783 - we want to make sure targets aren't doing anything particularly dumb Tests copied from aarch64 which has a mixture of general, legalization and special case tests
416 lines
13 KiB
LLVM
416 lines
13 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=mips-linux-gnu -march=mips -mcpu=mips32 | FileCheck %s --check-prefixes=CHECK,CHECK-BE
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; RUN: llc < %s -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips32 | FileCheck %s --check-prefixes=CHECK,CHECK-LE
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declare i8 @llvm.fshl.i8(i8, i8, i8)
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declare i16 @llvm.fshl.i16(i16, i16, i16)
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declare i32 @llvm.fshl.i32(i32, i32, i32)
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declare i64 @llvm.fshl.i64(i64, i64, i64)
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declare <4 x i32> @llvm.fshl.v4i32(<4 x i32>, <4 x i32>, <4 x i32>)
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declare i8 @llvm.fshr.i8(i8, i8, i8)
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declare i16 @llvm.fshr.i16(i16, i16, i16)
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declare i32 @llvm.fshr.i32(i32, i32, i32)
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declare i64 @llvm.fshr.i64(i64, i64, i64)
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declare <4 x i32> @llvm.fshr.v4i32(<4 x i32>, <4 x i32>, <4 x i32>)
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; When first 2 operands match, it's a rotate.
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define i8 @rotl_i8_const_shift(i8 %x) {
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; CHECK-LABEL: rotl_i8_const_shift:
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; CHECK: # %bb.0:
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; CHECK-NEXT: sll $1, $4, 3
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; CHECK-NEXT: andi $2, $4, 224
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; CHECK-NEXT: srl $2, $2, 5
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; CHECK-NEXT: jr $ra
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; CHECK-NEXT: or $2, $1, $2
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%f = call i8 @llvm.fshl.i8(i8 %x, i8 %x, i8 3)
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ret i8 %f
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}
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define i64 @rotl_i64_const_shift(i64 %x) {
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; CHECK-LABEL: rotl_i64_const_shift:
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; CHECK: # %bb.0:
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; CHECK-NEXT: srl $1, $5, 29
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; CHECK-NEXT: sll $2, $4, 3
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; CHECK-NEXT: or $2, $2, $1
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; CHECK-NEXT: srl $1, $4, 29
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; CHECK-NEXT: sll $3, $5, 3
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; CHECK-NEXT: jr $ra
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; CHECK-NEXT: or $3, $3, $1
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%f = call i64 @llvm.fshl.i64(i64 %x, i64 %x, i64 3)
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ret i64 %f
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}
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; When first 2 operands match, it's a rotate (by variable amount).
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define i16 @rotl_i16(i16 %x, i16 %z) {
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; CHECK-LABEL: rotl_i16:
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; CHECK: # %bb.0:
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; CHECK-NEXT: andi $1, $5, 15
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; CHECK-NEXT: sllv $1, $4, $1
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; CHECK-NEXT: negu $2, $5
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; CHECK-NEXT: andi $2, $2, 15
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; CHECK-NEXT: andi $3, $4, 65535
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; CHECK-NEXT: srlv $2, $3, $2
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; CHECK-NEXT: jr $ra
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; CHECK-NEXT: or $2, $1, $2
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%f = call i16 @llvm.fshl.i16(i16 %x, i16 %x, i16 %z)
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ret i16 %f
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}
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define i32 @rotl_i32(i32 %x, i32 %z) {
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; CHECK-LABEL: rotl_i32:
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; CHECK: # %bb.0:
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; CHECK-NEXT: andi $1, $5, 31
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; CHECK-NEXT: sllv $1, $4, $1
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; CHECK-NEXT: negu $2, $5
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; CHECK-NEXT: andi $2, $2, 31
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; CHECK-NEXT: srlv $2, $4, $2
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; CHECK-NEXT: jr $ra
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; CHECK-NEXT: or $2, $1, $2
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%f = call i32 @llvm.fshl.i32(i32 %x, i32 %x, i32 %z)
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ret i32 %f
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}
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define i64 @rotl_i64(i64 %x, i64 %z) {
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; CHECK-BE-LABEL: rotl_i64:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: negu $1, $7
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; CHECK-BE-NEXT: andi $3, $1, 63
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; CHECK-BE-NEXT: srlv $6, $4, $3
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; CHECK-BE-NEXT: andi $1, $1, 32
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; CHECK-BE-NEXT: andi $2, $7, 63
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; CHECK-BE-NEXT: move $8, $6
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; CHECK-BE-NEXT: movn $8, $zero, $1
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; CHECK-BE-NEXT: sllv $9, $4, $2
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; CHECK-BE-NEXT: srl $10, $5, 1
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; CHECK-BE-NEXT: not $11, $2
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; CHECK-BE-NEXT: srlv $10, $10, $11
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; CHECK-BE-NEXT: or $9, $9, $10
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; CHECK-BE-NEXT: sllv $10, $5, $2
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; CHECK-BE-NEXT: andi $7, $7, 32
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; CHECK-BE-NEXT: movn $9, $10, $7
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; CHECK-BE-NEXT: or $2, $9, $8
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; CHECK-BE-NEXT: srlv $5, $5, $3
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; CHECK-BE-NEXT: not $3, $3
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; CHECK-BE-NEXT: sll $4, $4, 1
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; CHECK-BE-NEXT: sllv $3, $4, $3
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; CHECK-BE-NEXT: or $3, $3, $5
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; CHECK-BE-NEXT: movn $3, $6, $1
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; CHECK-BE-NEXT: movn $10, $zero, $7
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; CHECK-BE-NEXT: jr $ra
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; CHECK-BE-NEXT: or $3, $10, $3
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;
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; CHECK-LE-LABEL: rotl_i64:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: negu $1, $6
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; CHECK-LE-NEXT: andi $2, $1, 63
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; CHECK-LE-NEXT: srlv $7, $5, $2
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; CHECK-LE-NEXT: andi $1, $1, 32
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; CHECK-LE-NEXT: andi $3, $6, 63
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; CHECK-LE-NEXT: move $8, $7
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; CHECK-LE-NEXT: movn $8, $zero, $1
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; CHECK-LE-NEXT: sllv $9, $5, $3
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; CHECK-LE-NEXT: srl $10, $4, 1
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; CHECK-LE-NEXT: not $11, $3
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; CHECK-LE-NEXT: srlv $10, $10, $11
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; CHECK-LE-NEXT: or $9, $9, $10
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; CHECK-LE-NEXT: sllv $10, $4, $3
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; CHECK-LE-NEXT: andi $6, $6, 32
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; CHECK-LE-NEXT: movn $9, $10, $6
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; CHECK-LE-NEXT: or $3, $9, $8
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; CHECK-LE-NEXT: srlv $4, $4, $2
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; CHECK-LE-NEXT: not $2, $2
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; CHECK-LE-NEXT: sll $5, $5, 1
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; CHECK-LE-NEXT: sllv $2, $5, $2
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; CHECK-LE-NEXT: or $2, $2, $4
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; CHECK-LE-NEXT: movn $2, $7, $1
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; CHECK-LE-NEXT: movn $10, $zero, $6
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; CHECK-LE-NEXT: jr $ra
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; CHECK-LE-NEXT: or $2, $10, $2
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%f = call i64 @llvm.fshl.i64(i64 %x, i64 %x, i64 %z)
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ret i64 %f
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}
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; Vector rotate.
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define <4 x i32> @rotl_v4i32(<4 x i32> %x, <4 x i32> %z) {
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; CHECK-LABEL: rotl_v4i32:
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; CHECK: # %bb.0:
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; CHECK-NEXT: lw $1, 24($sp)
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; CHECK-NEXT: negu $2, $1
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; CHECK-NEXT: lw $3, 20($sp)
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; CHECK-NEXT: negu $8, $3
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; CHECK-NEXT: andi $8, $8, 31
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; CHECK-NEXT: andi $2, $2, 31
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; CHECK-NEXT: andi $3, $3, 31
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; CHECK-NEXT: andi $1, $1, 31
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; CHECK-NEXT: lw $9, 16($sp)
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; CHECK-NEXT: sllv $1, $6, $1
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; CHECK-NEXT: srlv $6, $6, $2
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; CHECK-NEXT: sllv $3, $5, $3
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; CHECK-NEXT: srlv $5, $5, $8
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; CHECK-NEXT: andi $2, $9, 31
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; CHECK-NEXT: sllv $2, $4, $2
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; CHECK-NEXT: negu $8, $9
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; CHECK-NEXT: andi $8, $8, 31
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; CHECK-NEXT: srlv $4, $4, $8
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; CHECK-NEXT: lw $8, 28($sp)
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; CHECK-NEXT: or $2, $2, $4
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; CHECK-NEXT: or $3, $3, $5
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; CHECK-NEXT: or $4, $1, $6
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; CHECK-NEXT: andi $1, $8, 31
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; CHECK-NEXT: sllv $1, $7, $1
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; CHECK-NEXT: negu $5, $8
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; CHECK-NEXT: andi $5, $5, 31
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; CHECK-NEXT: srlv $5, $7, $5
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; CHECK-NEXT: jr $ra
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; CHECK-NEXT: or $5, $1, $5
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%f = call <4 x i32> @llvm.fshl.v4i32(<4 x i32> %x, <4 x i32> %x, <4 x i32> %z)
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ret <4 x i32> %f
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}
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; Vector rotate by constant splat amount.
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define <4 x i32> @rotl_v4i32_rotl_const_shift(<4 x i32> %x) {
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; CHECK-LABEL: rotl_v4i32_rotl_const_shift:
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; CHECK: # %bb.0:
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; CHECK-NEXT: srl $1, $5, 29
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; CHECK-NEXT: sll $3, $5, 3
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; CHECK-NEXT: srl $2, $4, 29
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; CHECK-NEXT: sll $4, $4, 3
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; CHECK-NEXT: or $2, $4, $2
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; CHECK-NEXT: or $3, $3, $1
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; CHECK-NEXT: srl $1, $6, 29
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; CHECK-NEXT: sll $4, $6, 3
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; CHECK-NEXT: or $4, $4, $1
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; CHECK-NEXT: srl $1, $7, 29
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; CHECK-NEXT: sll $5, $7, 3
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; CHECK-NEXT: jr $ra
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; CHECK-NEXT: or $5, $5, $1
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%f = call <4 x i32> @llvm.fshl.v4i32(<4 x i32> %x, <4 x i32> %x, <4 x i32> <i32 3, i32 3, i32 3, i32 3>)
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ret <4 x i32> %f
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}
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; Repeat everything for funnel shift right.
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; When first 2 operands match, it's a rotate.
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define i8 @rotr_i8_const_shift(i8 %x) {
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; CHECK-LABEL: rotr_i8_const_shift:
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; CHECK: # %bb.0:
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; CHECK-NEXT: sll $1, $4, 5
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; CHECK-NEXT: andi $2, $4, 248
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; CHECK-NEXT: srl $2, $2, 3
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; CHECK-NEXT: jr $ra
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; CHECK-NEXT: or $2, $2, $1
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%f = call i8 @llvm.fshr.i8(i8 %x, i8 %x, i8 3)
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ret i8 %f
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}
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define i32 @rotr_i32_const_shift(i32 %x) {
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; CHECK-LABEL: rotr_i32_const_shift:
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; CHECK: # %bb.0:
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; CHECK-NEXT: sll $1, $4, 29
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; CHECK-NEXT: srl $2, $4, 3
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; CHECK-NEXT: jr $ra
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; CHECK-NEXT: or $2, $2, $1
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%f = call i32 @llvm.fshr.i32(i32 %x, i32 %x, i32 3)
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ret i32 %f
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}
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; When first 2 operands match, it's a rotate (by variable amount).
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define i16 @rotr_i16(i16 %x, i16 %z) {
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; CHECK-LABEL: rotr_i16:
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; CHECK: # %bb.0:
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; CHECK-NEXT: andi $1, $5, 15
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; CHECK-NEXT: andi $2, $4, 65535
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; CHECK-NEXT: srlv $1, $2, $1
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; CHECK-NEXT: negu $2, $5
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; CHECK-NEXT: andi $2, $2, 15
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; CHECK-NEXT: sllv $2, $4, $2
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; CHECK-NEXT: jr $ra
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; CHECK-NEXT: or $2, $1, $2
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%f = call i16 @llvm.fshr.i16(i16 %x, i16 %x, i16 %z)
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ret i16 %f
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}
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define i32 @rotr_i32(i32 %x, i32 %z) {
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; CHECK-LABEL: rotr_i32:
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; CHECK: # %bb.0:
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; CHECK-NEXT: andi $1, $5, 31
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; CHECK-NEXT: srlv $1, $4, $1
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; CHECK-NEXT: negu $2, $5
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; CHECK-NEXT: andi $2, $2, 31
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; CHECK-NEXT: sllv $2, $4, $2
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; CHECK-NEXT: jr $ra
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; CHECK-NEXT: or $2, $1, $2
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%f = call i32 @llvm.fshr.i32(i32 %x, i32 %x, i32 %z)
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ret i32 %f
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}
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define i64 @rotr_i64(i64 %x, i64 %z) {
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; CHECK-BE-LABEL: rotr_i64:
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; CHECK-BE: # %bb.0:
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; CHECK-BE-NEXT: negu $1, $7
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; CHECK-BE-NEXT: andi $2, $1, 63
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; CHECK-BE-NEXT: sllv $6, $5, $2
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; CHECK-BE-NEXT: andi $1, $1, 32
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; CHECK-BE-NEXT: andi $3, $7, 63
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; CHECK-BE-NEXT: move $8, $6
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; CHECK-BE-NEXT: movn $8, $zero, $1
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; CHECK-BE-NEXT: srlv $9, $5, $3
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; CHECK-BE-NEXT: sll $10, $4, 1
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; CHECK-BE-NEXT: not $11, $3
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; CHECK-BE-NEXT: sllv $10, $10, $11
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; CHECK-BE-NEXT: or $9, $10, $9
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; CHECK-BE-NEXT: srlv $10, $4, $3
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; CHECK-BE-NEXT: andi $7, $7, 32
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; CHECK-BE-NEXT: movn $9, $10, $7
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; CHECK-BE-NEXT: or $3, $9, $8
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; CHECK-BE-NEXT: sllv $4, $4, $2
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; CHECK-BE-NEXT: not $2, $2
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; CHECK-BE-NEXT: srl $5, $5, 1
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; CHECK-BE-NEXT: srlv $2, $5, $2
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; CHECK-BE-NEXT: or $2, $4, $2
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; CHECK-BE-NEXT: movn $2, $6, $1
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; CHECK-BE-NEXT: movn $10, $zero, $7
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; CHECK-BE-NEXT: jr $ra
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; CHECK-BE-NEXT: or $2, $10, $2
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;
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; CHECK-LE-LABEL: rotr_i64:
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; CHECK-LE: # %bb.0:
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; CHECK-LE-NEXT: negu $1, $6
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; CHECK-LE-NEXT: andi $3, $1, 63
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; CHECK-LE-NEXT: sllv $7, $4, $3
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; CHECK-LE-NEXT: andi $1, $1, 32
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; CHECK-LE-NEXT: andi $2, $6, 63
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; CHECK-LE-NEXT: move $8, $7
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; CHECK-LE-NEXT: movn $8, $zero, $1
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; CHECK-LE-NEXT: srlv $9, $4, $2
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; CHECK-LE-NEXT: sll $10, $5, 1
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; CHECK-LE-NEXT: not $11, $2
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; CHECK-LE-NEXT: sllv $10, $10, $11
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; CHECK-LE-NEXT: or $9, $10, $9
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; CHECK-LE-NEXT: srlv $10, $5, $2
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; CHECK-LE-NEXT: andi $6, $6, 32
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; CHECK-LE-NEXT: movn $9, $10, $6
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; CHECK-LE-NEXT: or $2, $9, $8
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; CHECK-LE-NEXT: sllv $5, $5, $3
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; CHECK-LE-NEXT: not $3, $3
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; CHECK-LE-NEXT: srl $4, $4, 1
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; CHECK-LE-NEXT: srlv $3, $4, $3
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; CHECK-LE-NEXT: or $3, $5, $3
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; CHECK-LE-NEXT: movn $3, $7, $1
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; CHECK-LE-NEXT: movn $10, $zero, $6
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; CHECK-LE-NEXT: jr $ra
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; CHECK-LE-NEXT: or $3, $10, $3
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%f = call i64 @llvm.fshr.i64(i64 %x, i64 %x, i64 %z)
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ret i64 %f
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}
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; Vector rotate.
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define <4 x i32> @rotr_v4i32(<4 x i32> %x, <4 x i32> %z) {
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; CHECK-LABEL: rotr_v4i32:
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; CHECK: # %bb.0:
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; CHECK-NEXT: lw $1, 24($sp)
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; CHECK-NEXT: negu $2, $1
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; CHECK-NEXT: lw $3, 20($sp)
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; CHECK-NEXT: negu $8, $3
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; CHECK-NEXT: andi $8, $8, 31
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; CHECK-NEXT: andi $2, $2, 31
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; CHECK-NEXT: andi $3, $3, 31
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; CHECK-NEXT: andi $1, $1, 31
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; CHECK-NEXT: lw $9, 16($sp)
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; CHECK-NEXT: srlv $1, $6, $1
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; CHECK-NEXT: sllv $6, $6, $2
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; CHECK-NEXT: srlv $3, $5, $3
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; CHECK-NEXT: sllv $5, $5, $8
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; CHECK-NEXT: andi $2, $9, 31
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; CHECK-NEXT: srlv $2, $4, $2
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; CHECK-NEXT: negu $8, $9
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; CHECK-NEXT: andi $8, $8, 31
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; CHECK-NEXT: sllv $4, $4, $8
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; CHECK-NEXT: lw $8, 28($sp)
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; CHECK-NEXT: or $2, $2, $4
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; CHECK-NEXT: or $3, $3, $5
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; CHECK-NEXT: or $4, $1, $6
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; CHECK-NEXT: andi $1, $8, 31
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; CHECK-NEXT: srlv $1, $7, $1
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; CHECK-NEXT: negu $5, $8
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; CHECK-NEXT: andi $5, $5, 31
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; CHECK-NEXT: sllv $5, $7, $5
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; CHECK-NEXT: jr $ra
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; CHECK-NEXT: or $5, $1, $5
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%f = call <4 x i32> @llvm.fshr.v4i32(<4 x i32> %x, <4 x i32> %x, <4 x i32> %z)
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ret <4 x i32> %f
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}
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; Vector rotate by constant splat amount.
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define <4 x i32> @rotr_v4i32_const_shift(<4 x i32> %x) {
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; CHECK-LABEL: rotr_v4i32_const_shift:
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; CHECK: # %bb.0:
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; CHECK-NEXT: sll $1, $5, 29
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; CHECK-NEXT: srl $3, $5, 3
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; CHECK-NEXT: sll $2, $4, 29
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; CHECK-NEXT: srl $4, $4, 3
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; CHECK-NEXT: or $2, $4, $2
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; CHECK-NEXT: or $3, $3, $1
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; CHECK-NEXT: sll $1, $6, 29
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; CHECK-NEXT: srl $4, $6, 3
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; CHECK-NEXT: or $4, $4, $1
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; CHECK-NEXT: sll $1, $7, 29
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; CHECK-NEXT: srl $5, $7, 3
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; CHECK-NEXT: jr $ra
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; CHECK-NEXT: or $5, $5, $1
|
|
%f = call <4 x i32> @llvm.fshr.v4i32(<4 x i32> %x, <4 x i32> %x, <4 x i32> <i32 3, i32 3, i32 3, i32 3>)
|
|
ret <4 x i32> %f
|
|
}
|
|
|
|
define i32 @rotl_i32_shift_by_bitwidth(i32 %x) {
|
|
; CHECK-LABEL: rotl_i32_shift_by_bitwidth:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: jr $ra
|
|
; CHECK-NEXT: move $2, $4
|
|
%f = call i32 @llvm.fshl.i32(i32 %x, i32 %x, i32 32)
|
|
ret i32 %f
|
|
}
|
|
|
|
define i32 @rotr_i32_shift_by_bitwidth(i32 %x) {
|
|
; CHECK-LABEL: rotr_i32_shift_by_bitwidth:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: jr $ra
|
|
; CHECK-NEXT: move $2, $4
|
|
%f = call i32 @llvm.fshr.i32(i32 %x, i32 %x, i32 32)
|
|
ret i32 %f
|
|
}
|
|
|
|
define <4 x i32> @rotl_v4i32_shift_by_bitwidth(<4 x i32> %x) {
|
|
; CHECK-LABEL: rotl_v4i32_shift_by_bitwidth:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: move $2, $4
|
|
; CHECK-NEXT: move $3, $5
|
|
; CHECK-NEXT: move $4, $6
|
|
; CHECK-NEXT: jr $ra
|
|
; CHECK-NEXT: move $5, $7
|
|
%f = call <4 x i32> @llvm.fshl.v4i32(<4 x i32> %x, <4 x i32> %x, <4 x i32> <i32 32, i32 32, i32 32, i32 32>)
|
|
ret <4 x i32> %f
|
|
}
|
|
|
|
define <4 x i32> @rotr_v4i32_shift_by_bitwidth(<4 x i32> %x) {
|
|
; CHECK-LABEL: rotr_v4i32_shift_by_bitwidth:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: move $2, $4
|
|
; CHECK-NEXT: move $3, $5
|
|
; CHECK-NEXT: move $4, $6
|
|
; CHECK-NEXT: jr $ra
|
|
; CHECK-NEXT: move $5, $7
|
|
%f = call <4 x i32> @llvm.fshr.v4i32(<4 x i32> %x, <4 x i32> %x, <4 x i32> <i32 32, i32 32, i32 32, i32 32>)
|
|
ret <4 x i32> %f
|
|
}
|
|
|