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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 42; RUN: opt -S < %s -passes=newgvn | FileCheck %s3 4declare void @llvm.sideeffect()5 6; Store-to-load forwarding across a @llvm.sideeffect.7 8define float @s2l(ptr %p) {9; CHECK-LABEL: define float @s2l(10; CHECK-SAME: ptr [[P:%.*]]) {11; CHECK-NEXT: store float 0.000000e+00, ptr [[P]], align 412; CHECK-NEXT: call void @llvm.sideeffect()13; CHECK-NEXT: ret float 0.000000e+0014;15 store float 0.0, ptr %p16 call void @llvm.sideeffect()17 %t = load float, ptr %p18 ret float %t19}20 21; Redundant load elimination across a @llvm.sideeffect.22 23define float @rle(ptr %p) {24; CHECK-LABEL: define float @rle(25; CHECK-SAME: ptr [[P:%.*]]) {26; CHECK-NEXT: [[R:%.*]] = load float, ptr [[P]], align 427; CHECK-NEXT: call void @llvm.sideeffect()28; CHECK-NEXT: [[T:%.*]] = fadd float [[R]], [[R]]29; CHECK-NEXT: ret float [[T]]30;31 %r = load float, ptr %p32 call void @llvm.sideeffect()33 %s = load float, ptr %p34 %t = fadd float %r, %s35 ret float %t36}37