30 lines
788 B
C++
30 lines
788 B
C++
// RUN: %clang_cc1 -O3 -ffp-contract=fast -triple %itanium_abi_triple -emit-llvm -o - %s | FileCheck %s
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float fp_contract_1(float a, float b, float c) {
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// CHECK-LABEL: fp_contract_1fff(
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// CHECK: fmul contract float
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// CHECK: fadd contract float
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return a * b + c;
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}
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float fp_contract_2(float a, float b, float c) {
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// CHECK-LABEL: fp_contract_2fff(
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// CHECK: fmul contract float
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// CHECK: fsub contract float
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return a * b - c;
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}
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void fp_contract_3(float *a, float b, float c) {
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// CHECK-LABEL: fp_contract_3Pfff(
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// CHECK: fmul contract float
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// CHECK: fadd contract float
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a[0] += b * c;
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}
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void fp_contract_4(float *a, float b, float c) {
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// CHECK-LABEL: fp_contract_4Pfff(
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// CHECK: fmul contract float
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// CHECK: fsub contract float
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a[0] -= b * c;
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}
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