45 lines
3.1 KiB
C
45 lines
3.1 KiB
C
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/// Test that -malign-branch* and -mbranches-within-32B-boundaries are parsed and converted to MC options.
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/// Test -malign-branch-boundary=
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// RUN: %clang -target x86_64 -malign-branch-boundary=16 %s -c -### 2>&1 | FileCheck %s --check-prefix=BOUNDARY
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// BOUNDARY: "-mllvm" "-x86-align-branch-boundary=16"
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// RUN: %clang -target x86_64-unknown-linux -malign-branch-boundary=16 -flto %s -### 2>&1 | FileCheck %s --check-prefix=BOUNDARY-LTO
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// BOUNDARY-LTO: "-plugin-opt=-x86-align-branch-boundary=16"
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// RUN: %clang -target x86_64 -malign-branch-boundary=8 %s -c -### 2>&1 | FileCheck %s --check-prefix=BOUNDARY-ERR
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// RUN: %clang -target x86_64 -malign-branch-boundary=15 %s -c -### 2>&1 | FileCheck %s --check-prefix=BOUNDARY-ERR
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// BOUNDARY-ERR: invalid argument {{.*}} to -malign-branch-boundary=
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/// Test -malign-branch=
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// RUN: %clang -target x86_64 -malign-branch=fused,jcc,jmp %s -c -### %s 2>&1 | FileCheck %s --check-prefix=TYPE0
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// TYPE0: "-mllvm" "-x86-align-branch=fused+jcc+jmp"
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// RUN: %clang -target x86_64 -malign-branch=fused,jcc,jmp,ret,call,indirect %s -c -### %s 2>&1 | FileCheck %s --check-prefix=TYPE1
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// TYPE1: "-mllvm" "-x86-align-branch=fused+jcc+jmp+ret+call+indirect"
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// RUN: %clang -target x86_64-unknown-linux -malign-branch=fused,jcc,jmp -flto %s -### %s 2>&1 | FileCheck %s --check-prefix=TYPE0-LTO
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// TYPE0-LTO: "-plugin-opt=-x86-align-branch=fused+jcc+jmp"
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// RUN: %clang -target x86_64 -malign-branch=fused,foo,bar %s -c -### %s 2>&1 | FileCheck %s --check-prefix=TYPE-ERR
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// TYPE-ERR: invalid argument 'foo' to -malign-branch=; each element must be one of: fused, jcc, jmp, call, ret, indirect
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// TYPE-ERR: invalid argument 'bar' to -malign-branch=; each element must be one of: fused, jcc, jmp, call, ret, indirect
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/// Test -mpad-max-prefix-size=
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// RUN: %clang -target x86_64 -mpad-max-prefix-size=0 %s -c -### 2>&1 | FileCheck %s --check-prefix=PREFIX-0
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// PREFIX-0: "-mllvm" "-x86-pad-max-prefix-size=0"
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// RUN: %clang -target x86_64 -mpad-max-prefix-size=15 %s -c -### 2>&1 | FileCheck %s --check-prefix=PREFIX-15
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// PREFIX-15: "-mllvm" "-x86-pad-max-prefix-size=15"
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// RUN: %clang -target x86_64-unknown-linux -mpad-max-prefix-size=0 -flto %s -### 2>&1 | FileCheck %s --check-prefix=PREFIX-0-LTO
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// PREFIX-0-LTO: "-plugin-opt=-x86-pad-max-prefix-size=0"
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/// Test -mbranches-within-32B-boundaries
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// RUN: %clang -target x86_64 -mbranches-within-32B-boundaries %s -c -### 2>&1 | FileCheck %s --check-prefix=32B
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// 32B: "-mllvm" "-x86-branches-within-32B-boundaries"
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// RUN: %clang -target x86_64-unknown-linux -mbranches-within-32B-boundaries -flto %s -### 2>&1 | FileCheck %s --check-prefix=32B-LTO
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// 32B-LTO: "-plugin-opt=-x86-branches-within-32B-boundaries"
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/// Unsupported on other targets.
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// RUN: %clang -target aarch64 -malign-branch=jmp %s -c -### 2>&1 | FileCheck --check-prefix=UNUSED %s
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// RUN: %clang -target aarch64 -malign-branch-boundary=7 %s -c -### 2>&1 | FileCheck --check-prefix=UNUSED %s
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// RUN: %clang -target aarch64 -mpad-max-prefix-size=15 %s -c -### 2>&1 | FileCheck --check-prefix=UNUSED %s
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// RUN: %clang -target aarch64 -mbranches-within-32B-boundaries %s -c -### 2>&1 | FileCheck --check-prefix=UNUSED %s
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// UNUSED: warning: argument unused
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