| // Check that -mfloat-abi=hard gives a warning if FP registers aren't available. |
| // RUN: %clang --target=arm-none-eabi -mcpu=cortex-m0 -mfloat-abi=hard -### -c %s 2>&1 \ |
| // RUN: | FileCheck %s |
| |
| // RUN: %clang --target=arm-none-eabi -mcpu=cortex-m0 -mhard-float -### -c %s 2>&1 \ |
| // RUN: | FileCheck -check-prefix=HARDFLOAT %s |
| |
| // -mfloat-abi=hard and -march=...+nofp are incompatible in this instance: |
| // RUN: %clang --target=arm-none-eabi -march=armv8.1-m.main+nofp -mfloat-abi=hard -### -c %s 2>&1 |
| // -mfloat-abi=hard and -march=...+nofp are compatible in this instance: |
| // RUN: %clang --target=arm-none-eabi -march=armv8.1-m.main+mve+nofp -mfloat-abi=hard -### -c %s 2>&1 \ |
| // RUN: | FileCheck -check-prefix=NOWARN %s |
| |
| // Here the float ABI is calculated as "hard" and FP registers are |
| // calculated to not be available. Since the float ABI wasn't specified |
| // explicitly, the warning should not be emitted. |
| // RUN: not %clang --target=thumbv5-windows -mcpu=arm10tdmi -### -c %s -o /dev/null 2>&1 \ |
| // RUN: | FileCheck -check-prefix=NOWARN %s |
| |
| // CHECK: warning: '-mfloat-abi=hard': selected processor lacks floating point registers |
| // HARDFLOAT: warning: '-mhard-float': selected processor lacks floating point registers |
| // NOWARN-NOT: selected processor lacks floating point registers |
