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1// REQUIRES: x86-registered-target2 3/// Accept intel inline asm but write it out as att:4// RUN: %clang_cc1 -triple i386-unknown-linux -mllvm -x86-asm-syntax=att -inline-asm=intel -Werror -target-feature +hreset -target-feature +pconfig -target-feature +sgx -ffreestanding -O0 -S %s -o - | FileCheck --check-prefix=ATT %s5// RUN: %clang_cc1 -triple x86_64-unknown-linux -mllvm -x86-asm-syntax=att -inline-asm=intel -Werror -target-feature +hreset -target-feature +pconfig -target-feature +sgx -ffreestanding -O0 -S %s -o - | FileCheck --check-prefix=ATT %s6 7/// Accept intel inline asm and write it out as intel:8// RUN: %clang_cc1 -triple i386-unknown-linux -mllvm -x86-asm-syntax=intel -inline-asm=intel -Werror -target-feature +hreset -target-feature +pconfig -target-feature +sgx -ffreestanding -O0 -S %s -o - | FileCheck --check-prefix=INTEL %s9// RUN: %clang_cc1 -triple x86_64-unknown-linux -mllvm -x86-asm-syntax=intel -inline-asm=intel -Werror -target-feature +hreset -target-feature +pconfig -target-feature +sgx -ffreestanding -O0 -S %s -o - | FileCheck --check-prefix=INTEL %s10 11/// Check MS compat mode (_MSC_VER defined). The driver always picks intel12/// output in that mode, so test only that.13// RUN: %clang_cc1 -triple i386-pc-win32 -mllvm -x86-asm-syntax=intel -inline-asm=intel -Werror -target-feature +hreset -target-feature +pconfig -target-feature +sgx -ffreestanding -O0 -S %s -o - -fms-extensions -fms-compatibility -fms-compatibility-version=17.00 | FileCheck --check-prefix=INTEL %s14// RUN: %clang_cc1 -triple x86_64-pc-win32 -mllvm -x86-asm-syntax=intel -inline-asm=intel -Werror -target-feature +hreset -target-feature +pconfig -target-feature +sgx -ffreestanding -O0 -S %s -o - -fms-extensions -fms-compatibility -fms-compatibility-version=17.00 | FileCheck --check-prefix=INTEL %s15 16// Test that intrinsics headers still work with -masm=intel.17#ifdef _MSC_VER18#include <intrin.h>19#else20#include <x86intrin.h>21#endif22 23void f(void) {24 // Intrinsic headers contain macros and inline functions.25 // Inline assembly in both are checked only when they are26 // referenced, so reference a few intrinsics here.27 __SSC_MARK(4);28 int a;29 _hreset(a);30 _pconfig_u32(0, (void*)0);31 32 _encls_u32(0, (void*)0);33 _enclu_u32(0, (void*)0);34 _enclv_u32(0, (void*)0);35#ifdef _MSC_VER36 __movsb((void*)0, (void*)0, 0);37 __movsd((void*)0, (void*)0, 0);38 __movsw((void*)0, (void*)0, 0);39 __stosb((void*)0, 0, 0);40 __stosd((void*)0, 0, 0);41 __stosw((void*)0, 0, 0);42#ifdef __x86_64__43 __movsq((void*)0, (void*)0, 0);44 __stosq((void*)0, 0, 0);45#endif46 __cpuid((void*)0, 0);47 __cpuidex((void*)0, 0, 0);48 __halt();49 __nop();50 __readmsr(0);51 __readcr3();52 __writecr3(0);53 54 _InterlockedExchange_HLEAcquire((void*)0, 0);55 _InterlockedExchange_HLERelease((void*)0, 0);56 _InterlockedCompareExchange_HLEAcquire((void*)0, 0, 0);57 _InterlockedCompareExchange_HLERelease((void*)0, 0, 0);58#ifdef __x86_64__59 _InterlockedExchange64_HLEAcquire((void*)0, 0);60 _InterlockedExchange64_HLERelease((void*)0, 0);61 _InterlockedCompareExchange64_HLEAcquire((void*)0, 0, 0);62 _InterlockedCompareExchange64_HLERelease((void*)0, 0, 0);63#endif64#endif65 66 67 __asm__("mov eax, ebx");68 // ATT: movl %ebx, %eax69 // INTEL: mov eax, ebx70 71 // Explicitly overriding asm style per block works:72 __asm__(".att_syntax\nmovl %ebx, %eax");73 // ATT: movl %ebx, %eax74 // INTEL: mov eax, ebx75 76 // The .att_syntax was only scoped to the previous statement.77 // (This is different from gcc, where `.att_syntax` is in78 // effect from that point on, so portable code would want an79 // explicit `.intel_syntax noprefix\n` at the start of this string).80 __asm__("mov eax, ebx");81 // ATT: movl %ebx, %eax82 // INTEL: mov eax, ebx83}84 85