diff options
| -rw-r--r-- | lib/Basic/Targets.cpp | 2 | ||||
| -rw-r--r-- | test/Sema/arm-asm.c | 5 |
2 files changed, 6 insertions, 1 deletions
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp index 4244edfbee..bccd0d72d8 100644 --- a/lib/Basic/Targets.cpp +++ b/lib/Basic/Targets.cpp @@ -4106,7 +4106,7 @@ public: case 'r': { switch (Modifier) { default: - return (isInOut || isOutput || Size <= 32); + return (isInOut || isOutput || Size <= 64); case 'q': // A register of size 32 cannot fit a vector type. return false; diff --git a/test/Sema/arm-asm.c b/test/Sema/arm-asm.c index 3fc0eeb754..e48718b0a2 100644 --- a/test/Sema/arm-asm.c +++ b/test/Sema/arm-asm.c @@ -5,3 +5,8 @@ void f (void) { asm volatile ("lw (r1), %0[val]": "=&b"(Val)); // expected-error {{invalid output constraint '=&b' in asm}} return; } + +void test_64bit_r(void) { + long long foo = 0, bar = 0; + asm volatile("INST %0, %1" : "=r"(foo) : "r"(bar)); +} |