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48 lines
1.9 KiB
48 lines
1.9 KiB
4 months ago
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// Ensure we support the -mtune flag.
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// Default mtune should be generic.
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// RUN: %clang -target x86_64-unknown-unknown -c -### %s 2>&1 \
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// RUN: | FileCheck %s -check-prefix=notune
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// notune: "-tune-cpu" "generic"
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// RUN: %clang -target x86_64-unknown-unknown -c -### %s -mtune=generic 2>&1 \
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// RUN: | FileCheck %s -check-prefix=generic
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// generic: "-tune-cpu" "generic"
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// RUN: %clang -target x86_64-unknown-unknown -c -### %s -mtune=nocona 2>&1 \
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// RUN: | FileCheck %s -check-prefix=nocona
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// nocona: "-tune-cpu" "nocona"
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// Unlike march we allow 32-bit only cpus with mtune.
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// RUN: %clang -target x86_64-unknown-unknown -c -### %s -mtune=i686 2>&1 \
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// RUN: | FileCheck %s -check-prefix=i686
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// i686: "-tune-cpu" "i686"
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// RUN: %clang -target x86_64-unknown-unknown -c -### %s -mtune=pentium4 2>&1 \
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// RUN: | FileCheck %s -check-prefix=pentium4
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// pentium4: "-tune-cpu" "pentium4"
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// RUN: %clang -target x86_64-unknown-unknown -c -### %s -mtune=athlon 2>&1 \
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// RUN: | FileCheck %s -check-prefix=athlon
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// athlon: "-tune-cpu" "athlon"
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// Check interaction between march and mtune.
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// -march should remove default mtune generic.
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// RUN: %clang -target x86_64-unknown-unknown -c -### %s -march=core2 2>&1 \
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// RUN: | FileCheck %s -check-prefix=marchcore2
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// marchcore2: "-target-cpu" "core2"
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// marchcore2-NOT: "-tune-cpu"
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// -march should remove default mtune generic.
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// RUN: %clang -target x86_64-unknown-unknown -c -### %s -march=core2 -mtune=nehalem 2>&1 \
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// RUN: | FileCheck %s -check-prefix=marchmtune
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// marchmtune: "-target-cpu" "core2"
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// mmarchmtune: "-tune-cpu" "nehalem"
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// RUN: not %clang %s -target x86_64 -E -mtune=x86-64-v2 2>&1 | FileCheck %s --check-prefix=INVALID
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// RUN: not %clang %s -target x86_64 -E -mtune=x86-64-v3 2>&1 | FileCheck %s --check-prefix=INVALID
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// RUN: not %clang %s -target x86_64 -E -mtune=x86-64-v4 2>&1 | FileCheck %s --check-prefix=INVALID
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// INVALID: error: unknown target CPU '{{.*}}'
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