diff options
Diffstat (limited to 'test/CodeGen/mips-constraint-regs.c')
| -rw-r--r-- | test/CodeGen/mips-constraint-regs.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/test/CodeGen/mips-constraint-regs.c b/test/CodeGen/mips-constraint-regs.c index ea063b5..0d533f5 100644 --- a/test/CodeGen/mips-constraint-regs.c +++ b/test/CodeGen/mips-constraint-regs.c @@ -2,16 +2,14 @@ // RUN: | FileCheck %s // This checks that the frontend will accept inline asm constraints -// c', 'l' and 'x'. Semantic checking will happen in the -// llvm backend. Any bad constraint letters will cause the frontend to -// error out. +// c', 'l' and 'x'. int main() { // 'c': 16 bit address register for Mips16, GPR for all others // I am using 'c' to constrain both the target and one of the source // registers. We are looking for syntactical correctness. - // CHECK: %{{[0-9]+}} = call i32 asm sideeffect "addi $0,$1,$2 \0A\09\09", "=c,c,I"(i32 %{{[0-9]+}}, i32 %{{[0-9]+}}) nounwind, !srcloc !{{[0-9]+}} + // CHECK: %{{[0-9]+}} = call i32 asm sideeffect "addi $0,$1,$2 \0A\09\09", "=c,c,I"(i32 %{{[0-9]+}}, i32 %{{[0-9]+}}) [[NUW:#[0-9]+]], !srcloc !{{[0-9]+}} int __s, __v = 17; int __t; __asm__ __volatile__( @@ -22,7 +20,7 @@ int main() // 'l': lo register // We are making it clear that destination register is lo with the // use of the 'l' constraint ("=l"). - // CHECK: %{{[0-9]+}} = call i32 asm sideeffect "mtlo $1 \0A\09\09", "=l,r,~{lo}"(i32 %{{[0-9]+}}) nounwind, !srcloc !{{[0-9]+}} + // CHECK: %{{[0-9]+}} = call i32 asm sideeffect "mtlo $1 \0A\09\09", "=l,r,~{lo}"(i32 %{{[0-9]+}}) [[NUW]], !srcloc !{{[0-9]+}} int i_temp = 44; int i_result; __asm__ __volatile__( @@ -34,7 +32,7 @@ int main() // 'x': Combined lo/hi registers // We are specifying that destination registers are the hi/lo pair with the // use of the 'x' constraint ("=x"). - // CHECK: %{{[0-9]+}} = call i64 asm sideeffect "mthi $1 \0A\09\09mtlo $2 \0A\09\09", "=x,r,r"(i32 %{{[0-9]+}}, i32 %{{[0-9]+}}) nounwind, !srcloc !{{[0-9]+}} + // CHECK: %{{[0-9]+}} = call i64 asm sideeffect "mthi $1 \0A\09\09mtlo $2 \0A\09\09", "=x,r,r"(i32 %{{[0-9]+}}, i32 %{{[0-9]+}}) [[NUW]], !srcloc !{{[0-9]+}} int i_hi = 3; int i_lo = 2; long long ll_result = 0; @@ -47,3 +45,5 @@ int main() return 0; } + +// CHECK: attributes [[NUW]] = { nounwind } |
