Alexandre Oliva <ol...@adacore.com> writes:
> The implicit -mlong-calls used in our arm-vxworks configurations
> changes the register allocation patterns in the arm/fp16-aapcs-2.c
> test: r3 ends up used in the long-call sequence, and we end up using
> ip as a temporary, which doesn't match the expected mov patterns.
>
> This patch adds an explicit -mno-long-calls for the generated code to
> match the expectation.
>
> Regstrapped on x86_64-linux-gnu, also tested on arm-vxworks7r2.
> Ok to install?
OK, thanks.
Richard
> for gcc/testsuite/ChangeLog
>
> * gcc.target/arm/fp16-aapcs-2.c: Use -mno-long-calls.
> ---
> gcc/testsuite/gcc.target/arm/fp16-aapcs-2.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/gcc/testsuite/gcc.target/arm/fp16-aapcs-2.c
> b/gcc/testsuite/gcc.target/arm/fp16-aapcs-2.c
> index 51a76fc069353..c34387f57828d 100644
> --- a/gcc/testsuite/gcc.target/arm/fp16-aapcs-2.c
> +++ b/gcc/testsuite/gcc.target/arm/fp16-aapcs-2.c
> @@ -1,6 +1,6 @@
> /* { dg-do compile } */
> /* { dg-require-effective-target arm_fp16_ok } */
> -/* { dg-options "-mfloat-abi=softfp -O2" } */
> +/* { dg-options "-mfloat-abi=softfp -O2 -mno-long-calls" } */
> /* { dg-add-options arm_fp16_ieee } */
> /* { dg-skip-if "incompatible float-abi" { arm*-*-* } { "-mfloat-abi=hard" }
> } */
