; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -O0 -o - %s | FileCheck %s ; RUN: llc -O3 -o - %s | FileCheck %s --check-prefix=SUBOPTIMAL target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target triple = "aarch64-arm-none-eabi" declare float @llvm.experimental.constrained.sitofp.f32.i32(i32, metadata, metadata) declare float @llvm.experimental.constrained.sitofp.f32.i16(i16, metadata, metadata) declare i1 @llvm.experimental.constrained.fcmp.f32(float, float, metadata, metadata) declare float @llvm.experimental.constrained.uitofp.f32.i16(i16, metadata, metadata) define i32 @test() #0 { ; CHECK-LABEL: test: ; CHECK: // %bb.0: // %entry ; CHECK-NEXT: mov w8, #1 ; CHECK-NEXT: scvtf s0, w8 ; CHECK-NEXT: fcmp s0, s0 ; CHECK-NEXT: cset w0, eq ; CHECK-NEXT: ret ; ; SUBOPTIMAL-LABEL: test: ; SUBOPTIMAL: // %bb.0: // %entry ; SUBOPTIMAL-NEXT: mov w8, #1 ; SUBOPTIMAL-NEXT: scvtf s0, w8 ; SUBOPTIMAL-NEXT: mov w8, #1 ; SUBOPTIMAL-NEXT: scvtf s1, w8 ; SUBOPTIMAL-NEXT: fcmp s0, s1 ; SUBOPTIMAL-NEXT: cset w8, eq ; SUBOPTIMAL-NEXT: and w0, w8, #0x1 ; SUBOPTIMAL-NEXT: ret entry: %conv = call float @llvm.experimental.constrained.sitofp.f32.i32(i32 1, metadata !"round.tonearest", metadata !"fpexcept.strict") #1 %conv1 = call float @llvm.experimental.constrained.sitofp.f32.i16(i16 1, metadata !"round.tonearest", metadata !"fpexcept.strict") #1 %cmp = call i1 @llvm.experimental.constrained.fcmp.f32(float %conv, float %conv1, metadata !"oeq", metadata !"fpexcept.strict") #1 %conv2 = zext i1 %cmp to i32 ret i32 %conv2 } define i32 @test2() #0 { ; CHECK-LABEL: test2: ; CHECK: // %bb.0: // %entry ; CHECK-NEXT: mov w8, #1 ; CHECK-NEXT: scvtf s0, w8 ; CHECK-NEXT: ucvtf s1, w8 ; CHECK-NEXT: fcmp s0, s1 ; CHECK-NEXT: cset w0, eq ; CHECK-NEXT: ret ; ; SUBOPTIMAL-LABEL: test2: ; SUBOPTIMAL: // %bb.0: // %entry ; SUBOPTIMAL-NEXT: mov w8, #1 ; SUBOPTIMAL-NEXT: scvtf s0, w8 ; SUBOPTIMAL-NEXT: mov w8, #1 ; SUBOPTIMAL-NEXT: ucvtf s1, w8 ; SUBOPTIMAL-NEXT: fcmp s0, s1 ; SUBOPTIMAL-NEXT: cset w8, eq ; SUBOPTIMAL-NEXT: and w0, w8, #0x1 ; SUBOPTIMAL-NEXT: ret entry: %conv = call float @llvm.experimental.constrained.sitofp.f32.i32(i32 1, metadata !"round.tonearest", metadata !"fpexcept.strict") #1 %conv1 = call float @llvm.experimental.constrained.uitofp.f32.i16(i16 1, metadata !"round.tonearest", metadata !"fpexcept.strict") #1 %cmp = call i1 @llvm.experimental.constrained.fcmp.f32(float %conv, float %conv1, metadata !"oeq", metadata !"fpexcept.strict") #1 %conv2 = zext i1 %cmp to i32 ret i32 %conv2 } attributes #0 = { strictfp noinline optnone } attributes #1 = { strictfp }