xref: /llvm-project/llvm/test/Transforms/MergeFunc/merge-fp-intrinsics.ll (revision e06fc2b2e0651b60e8d21b46f9708bc74d8e4f16)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
2;; Make sure internal constrained FP intrinsics still merge properly
3; RUN: opt -passes=mergefunc -S < %s | FileCheck %s
4
5declare float @llvm.experimental.constrained.fadd.f32(float, float, metadata, metadata)
6
7define float @func1(float %a, float %b) {
8; CHECK-LABEL: define float @func1
9; CHECK-SAME: (float [[A:%.*]], float [[B:%.*]]) {
10; CHECK-NEXT:    [[RESULT:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float [[A]], float [[B]], metadata !"round.dynamic", metadata !"fpexcept.strict")
11; CHECK-NEXT:    [[RESULT_2:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float [[A]], float [[B]], metadata !"round.dynamic", metadata !"fpexcept.strict")
12; CHECK-NEXT:    ret float [[RESULT]]
13;
14  %result = call float @llvm.experimental.constrained.fadd.f32(float %a, float %b, metadata !"round.dynamic", metadata !"fpexcept.strict")
15  %result_2 = call float @llvm.experimental.constrained.fadd.f32(float %a, float %b, metadata !"round.dynamic", metadata !"fpexcept.strict")
16  ret float %result
17}
18
19define float @func2(float %a, float %b) {
20; CHECK-LABEL: define float @func2
21; CHECK-SAME: (float [[TMP0:%.*]], float [[TMP1:%.*]]) {
22; CHECK-NEXT:    [[TMP3:%.*]] = tail call float @func1(float [[TMP0]], float [[TMP1]])
23; CHECK-NEXT:    ret float [[TMP3]]
24;
25  %result = call float @llvm.experimental.constrained.fadd.f32(float %a, float %b, metadata !"round.dynamic", metadata !"fpexcept.strict")
26  %result_2 = call float @llvm.experimental.constrained.fadd.f32(float %a, float %b, metadata !"round.dynamic", metadata !"fpexcept.strict")
27  ret float %result
28}
29