xref: /llvm-project/llvm/test/Transforms/MergeFunc/merge-fp-intrinsics.ll (revision e06fc2b2e0651b60e8d21b46f9708bc74d8e4f16)
1*e06fc2b2SOskar Wirga; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
2*e06fc2b2SOskar Wirga;; Make sure internal constrained FP intrinsics still merge properly
3*e06fc2b2SOskar Wirga; RUN: opt -passes=mergefunc -S < %s | FileCheck %s
4*e06fc2b2SOskar Wirga
5*e06fc2b2SOskar Wirgadeclare float @llvm.experimental.constrained.fadd.f32(float, float, metadata, metadata)
6*e06fc2b2SOskar Wirga
7*e06fc2b2SOskar Wirgadefine float @func1(float %a, float %b) {
8*e06fc2b2SOskar Wirga; CHECK-LABEL: define float @func1
9*e06fc2b2SOskar Wirga; CHECK-SAME: (float [[A:%.*]], float [[B:%.*]]) {
10*e06fc2b2SOskar Wirga; CHECK-NEXT:    [[RESULT:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float [[A]], float [[B]], metadata !"round.dynamic", metadata !"fpexcept.strict")
11*e06fc2b2SOskar Wirga; CHECK-NEXT:    [[RESULT_2:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float [[A]], float [[B]], metadata !"round.dynamic", metadata !"fpexcept.strict")
12*e06fc2b2SOskar Wirga; CHECK-NEXT:    ret float [[RESULT]]
13*e06fc2b2SOskar Wirga;
14*e06fc2b2SOskar Wirga  %result = call float @llvm.experimental.constrained.fadd.f32(float %a, float %b, metadata !"round.dynamic", metadata !"fpexcept.strict")
15*e06fc2b2SOskar Wirga  %result_2 = call float @llvm.experimental.constrained.fadd.f32(float %a, float %b, metadata !"round.dynamic", metadata !"fpexcept.strict")
16*e06fc2b2SOskar Wirga  ret float %result
17*e06fc2b2SOskar Wirga}
18*e06fc2b2SOskar Wirga
19*e06fc2b2SOskar Wirgadefine float @func2(float %a, float %b) {
20*e06fc2b2SOskar Wirga; CHECK-LABEL: define float @func2
21*e06fc2b2SOskar Wirga; CHECK-SAME: (float [[TMP0:%.*]], float [[TMP1:%.*]]) {
22*e06fc2b2SOskar Wirga; CHECK-NEXT:    [[TMP3:%.*]] = tail call float @func1(float [[TMP0]], float [[TMP1]])
23*e06fc2b2SOskar Wirga; CHECK-NEXT:    ret float [[TMP3]]
24*e06fc2b2SOskar Wirga;
25*e06fc2b2SOskar Wirga  %result = call float @llvm.experimental.constrained.fadd.f32(float %a, float %b, metadata !"round.dynamic", metadata !"fpexcept.strict")
26*e06fc2b2SOskar Wirga  %result_2 = call float @llvm.experimental.constrained.fadd.f32(float %a, float %b, metadata !"round.dynamic", metadata !"fpexcept.strict")
27*e06fc2b2SOskar Wirga  ret float %result
28*e06fc2b2SOskar Wirga}
29