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configure: Check MSVC defines for identifying hardfloat

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This macro identifies whether VFPv3 is available; MSVC defaults
to hardfloat (except for older MSVC versions for CE, targeting
ARMv4).

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2015-07-24 23:25:10 +03:00
parent 2192ff84dd
commit 616b409c8f
1 changed files with 2 additions and 0 deletions
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2
configure vendored
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@ -4001,6 +4001,8 @@ elif enabled arm; then
if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
enable vfp_args enable vfp_args
elif check_cpp_condition stddef.h "defined _M_ARM_FP && _M_ARM_FP >= 30"; then
enable vfp_args
elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
case "${cross_prefix:-$cc}" in case "${cross_prefix:-$cc}" in
*hardfloat*) enable vfp_args; fpabi=vfp ;; *hardfloat*) enable vfp_args; fpabi=vfp ;;