d17d32a6cb
Simplifcation of vector.reduce intrinsics are prevented by an early bailout for ConstantInt base operands. This PR removes the bailout and updates the tests to show matching output when -use-constant-int-for-*-splat is used.
62 lines
1.7 KiB
LLVM
62 lines
1.7 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6
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; bswap should be constant folded when it is passed a constant argument
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; RUN: opt < %s -passes=instsimplify -S | FileCheck %s
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; RUN: opt < %s -passes=instsimplify -use-constant-int-for-fixed-length-splat -use-constant-int-for-scalable-splat -S | FileCheck %s
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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 i80 @llvm.bswap.i80(i80)
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define i16 @W() {
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; CHECK-LABEL: define i16 @W() {
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; CHECK-NEXT: ret i16 256
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;
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%Z = call i16 @llvm.bswap.i16( i16 1 ) ; <i16> [#uses=1]
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ret i16 %Z
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}
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define i32 @X() {
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; CHECK-LABEL: define i32 @X() {
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; CHECK-NEXT: ret i32 16777216
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;
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%Z = call i32 @llvm.bswap.i32( i32 1 ) ; <i32> [#uses=1]
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ret i32 %Z
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}
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define i64 @Y() {
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; CHECK-LABEL: define i64 @Y() {
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; CHECK-NEXT: ret i64 72057594037927936
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;
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%Z = call i64 @llvm.bswap.i64( i64 1 ) ; <i64> [#uses=1]
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ret i64 %Z
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}
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define i80 @Z() {
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; CHECK-LABEL: define i80 @Z() {
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; CHECK-NEXT: ret i80 -450681596205739728166896
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;
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%Z = call i80 @llvm.bswap.i80( i80 76151636403560493650080 )
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ret i80 %Z
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}
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define <4 x i32> @bswap_splat_v4i32() {
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; CHECK-LABEL: define <4 x i32> @bswap_splat_v4i32() {
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; CHECK-NEXT: ret <4 x i32> splat (i32 16777216)
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;
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%Z = call <4 x i32> @llvm.bswap.v4i32(<4 x i32> splat(i32 1))
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ret <4 x i32> %Z
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}
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define <vscale x 4 x i32> @bswap_splat_nxv4i32() {
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; CHECK-LABEL: define <vscale x 4 x i32> @bswap_splat_nxv4i32() {
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; CHECK-NEXT: ret <vscale x 4 x i32> splat (i32 16777216)
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;
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%Z = call <vscale x 4 x i32> @llvm.bswap.v4i32(<vscale x 4 x i32> splat(i32 1))
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ret <vscale x 4 x i32> %Z
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}
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