llvm-project/llvm/test/Transforms/MergeFunc/shufflevector.ll

41 lines
1.5 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -mergefunc < %s | FileCheck %s
define internal <2 x i32> @test1(<2 x i32> %v1, <2 x i32> %v2) {
; CHECK-LABEL: @test1(
; CHECK-NEXT: [[X:%.*]] = shufflevector <2 x i32> [[V1:%.*]], <2 x i32> [[V2:%.*]], <2 x i32> <i32 0, i32 1>
; CHECK-NEXT: ret <2 x i32> [[X]]
;
%x = shufflevector <2 x i32> %v1, <2 x i32> %v2, <2 x i32> <i32 0, i32 1>
ret <2 x i32> %x
}
; Same mask as test1.
define internal <2 x i32> @test2(<2 x i32> %v1, <2 x i32> %v2) {
%x = shufflevector <2 x i32> %v1, <2 x i32> %v2, <2 x i32> <i32 0, i32 1>
ret <2 x i32> %x
}
; Different mask than test1, don't merge.
define internal <2 x i32> @test3(<2 x i32> %v1, <2 x i32> %v2) {
; CHECK-LABEL: @test3(
; CHECK-NEXT: [[X:%.*]] = shufflevector <2 x i32> [[V1:%.*]], <2 x i32> [[V2:%.*]], <2 x i32> <i32 1, i32 0>
; CHECK-NEXT: ret <2 x i32> [[X]]
;
%x = shufflevector <2 x i32> %v1, <2 x i32> %v2, <2 x i32> <i32 1, i32 0>
ret <2 x i32> %x
}
define void @caller(<2 x i32> %v1, <2 x i32> %v2) {
; CHECK-LABEL: @caller(
; CHECK-NEXT: [[TMP1:%.*]] = call <2 x i32> @test1(<2 x i32> [[V1:%.*]], <2 x i32> [[V2:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = call <2 x i32> @test1(<2 x i32> [[V1]], <2 x i32> [[V2]])
; CHECK-NEXT: [[TMP3:%.*]] = call <2 x i32> @test3(<2 x i32> [[V1]], <2 x i32> [[V2]])
; CHECK-NEXT: ret void
;
call <2 x i32> @test1(<2 x i32> %v1, <2 x i32> %v2)
call <2 x i32> @test2(<2 x i32> %v1, <2 x i32> %v2)
call <2 x i32> @test3(<2 x i32> %v1, <2 x i32> %v2)
ret void
}