66 lines
2.3 KiB
C
66 lines
2.3 KiB
C
// RUN: %clang_cc1 -fexperimental-strict-floating-point -ffp-exception-behavior=strict -triple %itanium_abi_triple -emit-llvm %s -o - | FileCheck %s
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#pragma STDC FENV_ACCESS ON
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float func_01(float x, float y) {
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return x + y;
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}
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// CHECK-LABEL: @func_01
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// CHECK: call float @llvm.experimental.constrained.fadd.f32(float {{.*}}, float {{.*}}, metadata !"round.dynamic", metadata !"fpexcept.strict")
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float func_02(float x, float y) {
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#pragma float_control(except, off)
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#pragma STDC FENV_ACCESS OFF
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return x + y;
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}
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// CHECK-LABEL: @func_02
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// CHECK: call float @llvm.experimental.constrained.fadd.f32(float {{.*}}, float {{.*}}, metadata !"round.dynamic", metadata !"fpexcept.ignore")
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float func_03(float x, float y) {
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return x + y;
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}
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// CHECK-LABEL: @func_03
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// CHECK: call float @llvm.experimental.constrained.fadd.f32(float {{.*}}, float {{.*}}, metadata !"round.dynamic", metadata !"fpexcept.strict")
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#pragma STDC FENV_ACCESS OFF
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float func_04(float x, float y) {
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#pragma float_control(except, off)
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return x + y;
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}
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// CHECK-LABEL: @func_04
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// CHECK: call float @llvm.experimental.constrained.fadd.f32(float {{.*}}, float {{.*}}, metadata !"round.dynamic", metadata !"fpexcept.ignore")
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float func_05(float x, float y) {
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#pragma STDC FENV_ACCESS ON
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return x + y;
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}
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// CHECK-LABEL: @func_05
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// CHECK: call float @llvm.experimental.constrained.fadd.f32(float {{.*}}, float {{.*}}, metadata !"round.dynamic", metadata !"fpexcept.strict")
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float func_06(float x, float y) {
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#pragma float_control(except, off)
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return x + y;
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}
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// CHECK-LABEL: @func_06
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// CHECK: call float @llvm.experimental.constrained.fadd.f32(float {{.*}}, float {{.*}}, metadata !"round.dynamic", metadata !"fpexcept.ignore")
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float func_07(float x, float y) {
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x -= y;
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if (x) {
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#pragma STDC FENV_ACCESS ON
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y *= 2;
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}
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return y + 4;
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}
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// CHECK-LABEL: @func_07
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// CHECK: call float @llvm.experimental.constrained.fsub.f32(float {{.*}}, float {{.*}}, metadata !"round.dynamic", metadata !"fpexcept.strict")
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// CHECK: call float @llvm.experimental.constrained.fmul.f32(float {{.*}}, float {{.*}}, metadata !"round.dynamic", metadata !"fpexcept.strict")
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// CHECK: call float @llvm.experimental.constrained.fadd.f32(float {{.*}}, float {{.*}}, metadata !"round.dynamic", metadata !"fpexcept.strict")
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