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arm_acle: Add mappings for dbg intrinsic 

This completes all ACLE hint intrinsics.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@216453 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Yi Kong 2014-08-26 12:48:11 +00:00
parent 982f0de813
commit e2b32bc8dd
3 changed files with 21 additions and 0 deletions
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4
lib/Headers/arm_acle.h
View File

@ -66,6 +66,10 @@ static __inline__ void __attribute__((always_inline, nodebug)) __yield(void) {
} }
#endif #endif
#if __ARM_32BIT_STATE
#define __dbg(t) __builtin_arm_dbg(t)
#endif
/* 8.5 Swap */ /* 8.5 Swap */
static __inline__ uint32_t __attribute__((always_inline, nodebug)) static __inline__ uint32_t __attribute__((always_inline, nodebug))
__swp(uint32_t x, volatile uint32_t *p) { __swp(uint32_t x, volatile uint32_t *p) {

8
test/CodeGen/arm_acle.c
View File

@ -62,6 +62,14 @@ void test_sevl(void) {
__sevl(); __sevl();
} }
#if __ARM_32BIT_STATE
// AArch32-LABEL: test_dbg
// AArch32: call void @llvm.arm.dbg(i32 0)
void test_dbg(void) {
__dbg(0);
}
#endif
/* 8.5 Swap */ /* 8.5 Swap */
// ARM-LABEL: test_swp // ARM-LABEL: test_swp
// AArch32: call i32 @llvm.arm.ldrex // AArch32: call i32 @llvm.arm.ldrex

9
test/Sema/arm_acle.c
View File

@ -37,3 +37,12 @@ int32_t test_usat_const_diag(int32_t t, const int32_t v) {
void test_pldx_const_diag(int32_t i) { void test_pldx_const_diag(int32_t i) {
__pldx(i, 0, 0, 0); // expected-error-re {{argument to {{.*}} must be a constant integer}} __pldx(i, 0, 0, 0); // expected-error-re {{argument to {{.*}} must be a constant integer}}
} }
/*
* DBG intrinsic
* First argument for DBG intrinsic must be compile-time constant,
* otherwise an error should be raised.
*/
void test_dbg_const_diag(unsigned int t) {
__dbg(t); // expected-error-re {{argument to {{.*}} must be a constant integer}}
}