diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 32 |
1 files changed, 32 insertions, 0 deletions
@@ -2541,6 +2541,37 @@ elif enabled alpha; then elif enabled arm; then + check_arm_arch() { + check_cpp_condition stddef.h \ + "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \ + $cpuflags + } + + probe_arm_arch() { + if check_arm_arch 4; then echo armv4; + elif check_arm_arch 4T; then echo armv4t; + elif check_arm_arch 5; then echo armv5; + elif check_arm_arch 5E; then echo armv5e; + elif check_arm_arch 5T; then echo armv5t; + elif check_arm_arch 5TE; then echo armv5te; + elif check_arm_arch 5TEJ; then echo armv5te; + elif check_arm_arch 6; then echo armv6; + elif check_arm_arch 6J; then echo armv6j; + elif check_arm_arch 6K; then echo armv6k; + elif check_arm_arch 6Z; then echo armv6z; + elif check_arm_arch 6ZK; then echo armv6zk; + elif check_arm_arch 6T2; then echo armv6t2; + elif check_arm_arch 7; then echo armv7; + elif check_arm_arch 7A 7_A; then echo armv7-a; + elif check_arm_arch 7R 7_R; then echo armv7-r; + elif check_arm_arch 7M 7_M; then echo armv7-m; + elif check_arm_arch 7EM 7E_M; then echo armv7-m; + elif check_arm_arch 8A 8_A; then echo armv8-a; + fi + } + + [ "$cpu" = generic ] && cpu=$(probe_arm_arch) + case $cpu in armv*) cpuflags="-march=$cpu" @@ -2555,6 +2586,7 @@ elif enabled arm; then arm11*) subarch=armv6 ;; arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;; armv4*|arm7*|arm9[24]*) subarch=armv4 ;; + *) subarch=$(probe_arm_arch) ;; esac ;; esac |