From: Matt Arsenault <Matthew.Arsenault@amd.com>
Date: Mon, 1 Apr 2019 14:03:44 +0000 (+0000)
Subject: InstSimplify: Add baseline test for upcoming change
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b52beb74975c934ba8eabe889ff494dab75090f9;p=llvm

InstSimplify: Add baseline test for upcoming change

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@357386 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/Transforms/InstSimplify/round-intrinsics.ll b/test/Transforms/InstSimplify/round-intrinsics.ll
new file mode 100644
index 00000000000..ff7015b2f7e
--- /dev/null
+++ b/test/Transforms/InstSimplify/round-intrinsics.ll
@@ -0,0 +1,120 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
+; RUN: opt -S -instsimplify %s | FileCheck %s
+
+define float @sitofp_floor(i32 %arg) {
+; CHECK-LABEL: @sitofp_floor(
+; CHECK-NEXT:    [[CVT:%.*]] = sitofp i32 [[ARG:%.*]] to float
+; CHECK-NEXT:    [[ROUND:%.*]] = call float @llvm.floor.f32(float [[CVT]])
+; CHECK-NEXT:    ret float [[ROUND]]
+;
+  %cvt = sitofp i32 %arg to float
+  %round = call float @llvm.floor.f32(float %cvt)
+  ret float %round
+}
+
+define float @uitofp_floor(i32 %arg) {
+; CHECK-LABEL: @uitofp_floor(
+; CHECK-NEXT:    [[CVT:%.*]] = uitofp i32 [[ARG:%.*]] to float
+; CHECK-NEXT:    [[ROUND:%.*]] = call float @llvm.floor.f32(float [[CVT]])
+; CHECK-NEXT:    ret float [[ROUND]]
+;
+  %cvt = uitofp i32 %arg to float
+  %round = call float @llvm.floor.f32(float %cvt)
+  ret float %round
+}
+
+define float @sitofp_trunc(i32 %arg) {
+; CHECK-LABEL: @sitofp_trunc(
+; CHECK-NEXT:    [[CVT:%.*]] = sitofp i32 [[ARG:%.*]] to float
+; CHECK-NEXT:    [[ROUND:%.*]] = call float @llvm.trunc.f32(float [[CVT]])
+; CHECK-NEXT:    ret float [[ROUND]]
+;
+  %cvt = sitofp i32 %arg to float
+  %round = call float @llvm.trunc.f32(float %cvt)
+  ret float %round
+}
+
+define float @uitofp_trunc(i32 %arg) {
+; CHECK-LABEL: @uitofp_trunc(
+; CHECK-NEXT:    [[CVT:%.*]] = uitofp i32 [[ARG:%.*]] to float
+; CHECK-NEXT:    [[ROUND:%.*]] = call float @llvm.trunc.f32(float [[CVT]])
+; CHECK-NEXT:    ret float [[ROUND]]
+;
+  %cvt = uitofp i32 %arg to float
+  %round = call float @llvm.trunc.f32(float %cvt)
+  ret float %round
+}
+
+define float @sitofp_round(i32 %arg) {
+; CHECK-LABEL: @sitofp_round(
+; CHECK-NEXT:    [[CVT:%.*]] = sitofp i32 [[ARG:%.*]] to float
+; CHECK-NEXT:    [[ROUND:%.*]] = call float @llvm.round.f32(float [[CVT]])
+; CHECK-NEXT:    ret float [[ROUND]]
+;
+  %cvt = sitofp i32 %arg to float
+  %round = call float @llvm.round.f32(float %cvt)
+  ret float %round
+}
+
+define float @uitofp_round(i32 %arg) {
+; CHECK-LABEL: @uitofp_round(
+; CHECK-NEXT:    [[CVT:%.*]] = uitofp i32 [[ARG:%.*]] to float
+; CHECK-NEXT:    [[ROUND:%.*]] = call float @llvm.round.f32(float [[CVT]])
+; CHECK-NEXT:    ret float [[ROUND]]
+;
+  %cvt = uitofp i32 %arg to float
+  %round = call float @llvm.round.f32(float %cvt)
+  ret float %round
+}
+
+define float @sitofp_nearbyint(i32 %arg) {
+; CHECK-LABEL: @sitofp_nearbyint(
+; CHECK-NEXT:    [[CVT:%.*]] = sitofp i32 [[ARG:%.*]] to float
+; CHECK-NEXT:    [[NEARBYINT:%.*]] = call float @llvm.nearbyint.f32(float [[CVT]])
+; CHECK-NEXT:    ret float [[NEARBYINT]]
+;
+  %cvt = sitofp i32 %arg to float
+  %nearbyint = call float @llvm.nearbyint.f32(float %cvt)
+  ret float %nearbyint
+}
+
+define float @uitofp_nearbyint(i32 %arg) {
+; CHECK-LABEL: @uitofp_nearbyint(
+; CHECK-NEXT:    [[CVT:%.*]] = uitofp i32 [[ARG:%.*]] to float
+; CHECK-NEXT:    [[NEARBYINT:%.*]] = call float @llvm.nearbyint.f32(float [[CVT]])
+; CHECK-NEXT:    ret float [[NEARBYINT]]
+;
+  %cvt = uitofp i32 %arg to float
+  %nearbyint = call float @llvm.nearbyint.f32(float %cvt)
+  ret float %nearbyint
+}
+
+define float @sitofp_rint(i32 %arg) {
+; CHECK-LABEL: @sitofp_rint(
+; CHECK-NEXT:    [[CVT:%.*]] = sitofp i32 [[ARG:%.*]] to float
+; CHECK-NEXT:    [[RINT:%.*]] = call float @llvm.rint.f32(float [[CVT]])
+; CHECK-NEXT:    ret float [[RINT]]
+;
+  %cvt = sitofp i32 %arg to float
+  %rint = call float @llvm.rint.f32(float %cvt)
+  ret float %rint
+}
+
+define float @uitofp_rint(i32 %arg) {
+; CHECK-LABEL: @uitofp_rint(
+; CHECK-NEXT:    [[CVT:%.*]] = uitofp i32 [[ARG:%.*]] to float
+; CHECK-NEXT:    [[RINT:%.*]] = call float @llvm.rint.f32(float [[CVT]])
+; CHECK-NEXT:    ret float [[RINT]]
+;
+  %cvt = uitofp i32 %arg to float
+  %rint = call float @llvm.rint.f32(float %cvt)
+  ret float %rint
+}
+
+declare float @llvm.floor.f32(float) #0
+declare float @llvm.trunc.f32(float) #0
+declare float @llvm.round.f32(float) #0
+declare float @llvm.nearbyint.f32(float) #0
+declare float @llvm.rint.f32(float) #0
+
+attributes #0 = { nounwind readnone speculatable }