9fef09fd29
`llvm::ConstantFP::get(llvm::LLVMContext&, APFloat(float))` always returns a f32 constant. Fix https://github.com/llvm/llvm-project/issues/107054.
105 lines
3.8 KiB
C
105 lines
3.8 KiB
C
// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 4
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// RUN: %clang_cc1 -triple x86_64-linux-gnu -target-cpu core2 %s -emit-llvm -o - | FileCheck -check-prefixes=X64 %s
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// RUN: %clang_cc1 -triple i686-linux-gnu -target-cpu core2 %s -emit-llvm -o - | FileCheck -check-prefixes=X86 %s
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// X64-LABEL: define dso_local double @test_double_post_inc(
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// X64-SAME: ) #[[ATTR0:[0-9]+]] {
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// X64-NEXT: entry:
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// X64-NEXT: [[TMP0:%.*]] = atomicrmw fadd ptr @test_double_post_inc.n, double 1.000000e+00 seq_cst, align 8
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// X64-NEXT: ret double [[TMP0]]
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//
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// X86-LABEL: define dso_local double @test_double_post_inc(
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// X86-SAME: ) #[[ATTR0:[0-9]+]] {
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// X86-NEXT: entry:
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// X86-NEXT: [[TMP0:%.*]] = atomicrmw fadd ptr @test_double_post_inc.n, double 1.000000e+00 seq_cst, align 8
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// X86-NEXT: ret double [[TMP0]]
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//
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double test_double_post_inc()
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{
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static _Atomic double n;
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return n++;
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}
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// X64-LABEL: define dso_local double @test_double_post_dc(
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// X64-SAME: ) #[[ATTR0]] {
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// X64-NEXT: entry:
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// X64-NEXT: [[TMP0:%.*]] = atomicrmw fsub ptr @test_double_post_dc.n, double 1.000000e+00 seq_cst, align 8
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// X64-NEXT: ret double [[TMP0]]
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//
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// X86-LABEL: define dso_local double @test_double_post_dc(
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// X86-SAME: ) #[[ATTR0]] {
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// X86-NEXT: entry:
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// X86-NEXT: [[TMP0:%.*]] = atomicrmw fsub ptr @test_double_post_dc.n, double 1.000000e+00 seq_cst, align 8
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// X86-NEXT: ret double [[TMP0]]
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//
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double test_double_post_dc()
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{
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static _Atomic double n;
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return n--;
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}
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// X64-LABEL: define dso_local double @test_double_pre_dc(
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// X64-SAME: ) #[[ATTR0]] {
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// X64-NEXT: entry:
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// X64-NEXT: [[TMP0:%.*]] = atomicrmw fsub ptr @test_double_pre_dc.n, double 1.000000e+00 seq_cst, align 8
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// X64-NEXT: [[TMP1:%.*]] = fsub double [[TMP0]], 1.000000e+00
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// X64-NEXT: ret double [[TMP1]]
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//
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// X86-LABEL: define dso_local double @test_double_pre_dc(
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// X86-SAME: ) #[[ATTR0]] {
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// X86-NEXT: entry:
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// X86-NEXT: [[TMP0:%.*]] = atomicrmw fsub ptr @test_double_pre_dc.n, double 1.000000e+00 seq_cst, align 8
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// X86-NEXT: [[TMP1:%.*]] = fsub double [[TMP0]], 1.000000e+00
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// X86-NEXT: ret double [[TMP1]]
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//
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double test_double_pre_dc()
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{
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static _Atomic double n;
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return --n;
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}
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// X64-LABEL: define dso_local double @test_double_pre_inc(
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// X64-SAME: ) #[[ATTR0]] {
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// X64-NEXT: entry:
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// X64-NEXT: [[TMP0:%.*]] = atomicrmw fadd ptr @test_double_pre_inc.n, double 1.000000e+00 seq_cst, align 8
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// X64-NEXT: [[TMP1:%.*]] = fadd double [[TMP0]], 1.000000e+00
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// X64-NEXT: ret double [[TMP1]]
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//
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// X86-LABEL: define dso_local double @test_double_pre_inc(
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// X86-SAME: ) #[[ATTR0]] {
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// X86-NEXT: entry:
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// X86-NEXT: [[TMP0:%.*]] = atomicrmw fadd ptr @test_double_pre_inc.n, double 1.000000e+00 seq_cst, align 8
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// X86-NEXT: [[TMP1:%.*]] = fadd double [[TMP0]], 1.000000e+00
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// X86-NEXT: ret double [[TMP1]]
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//
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double test_double_pre_inc()
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{
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static _Atomic double n;
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return ++n;
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}
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// X64-LABEL: define dso_local i32 @pr107054(
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// X64-SAME: ) #[[ATTR0]] {
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// X64-NEXT: entry:
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// X64-NEXT: [[TMP0:%.*]] = atomicrmw fadd ptr @pr107054.n, double 1.000000e+00 seq_cst, align 8
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// X64-NEXT: [[TMP1:%.*]] = fadd double [[TMP0]], 1.000000e+00
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// X64-NEXT: [[CMP:%.*]] = fcmp oeq double [[TMP1]], 1.000000e+00
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// X64-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32
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// X64-NEXT: ret i32 [[CONV]]
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//
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// X86-LABEL: define dso_local i32 @pr107054(
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// X86-SAME: ) #[[ATTR0]] {
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// X86-NEXT: entry:
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// X86-NEXT: [[TMP0:%.*]] = atomicrmw fadd ptr @pr107054.n, double 1.000000e+00 seq_cst, align 8
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// X86-NEXT: [[TMP1:%.*]] = fadd double [[TMP0]], 1.000000e+00
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// X86-NEXT: [[CMP:%.*]] = fcmp oeq double [[TMP1]], 1.000000e+00
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// X86-NEXT: [[CONV:%.*]] = zext i1 [[CMP]] to i32
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// X86-NEXT: ret i32 [[CONV]]
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//
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int pr107054()
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{
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static _Atomic double n;
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return (++n) == 1;
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}
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