[FFmpeg-cvslog] r10558 - trunk/configure
mru
subversion
Sun Sep 23 23:52:10 CEST 2007
Author: mru
Date: Sun Sep 23 23:52:09 2007
New Revision: 10558
Log:
create and use check_asm() function
Modified:
trunk/configure
Modified: trunk/configure
==============================================================================
--- trunk/configure (original)
+++ trunk/configure Sun Sep 23 23:52:09 2007
@@ -410,6 +410,18 @@ check_cpp(){
check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
}
+check_asm(){
+ log check_asm "$@"
+ name="$1"
+ asm="$2"
+ shift 2
+ check_cc "$@" <<EOF && enable $name || disable $name
+int foo(void){
+ asm volatile($asm);
+}
+EOF
+}
+
check_ld(){
log check_ld "$@"
check_cc || return
@@ -1414,18 +1426,10 @@ if enabled x86; then
EOF
# check wether EBX is available on x86
- check_cc <<EOF && enable ebx_available
-int main(){
- asm volatile ("":::"%ebx");
-}
-EOF
+ check_asm ebx_available '"":::"%ebx"'
# check whether binutils is new enough to compile SSSE3
- enabled ssse3 && check_cc <<EOF || disable ssse3
-int main(){
- asm volatile ("pabsw %xmm0, %xmm0");
-}
-EOF
+ enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
fi
# check for assembler specific support
@@ -1465,40 +1469,11 @@ int main(void) {
EOF
fi
-# check armv5te instructions support
-enabled armv5te && check_cc <<EOF || disable armv5te
-int main(void) {
- __asm__ __volatile__ ("qadd r0, r0, r0");
-}
-EOF
-
-enabled armv6 && check_cc <<EOF || disable armv6
-int main(void) {
- __asm__ __volatile__ ("sadd16 r0, r0, r0");
-}
-EOF
-
-# check iwmmxt support
-enabled iwmmxt && check_cc <<EOF || disable iwmmxt
-int main(void) {
- __asm__ __volatile__ ("wunpckelub wr6, wr4");
-}
-EOF
-
-# check if our compiler supports mmi
-enabled mmi && check_cc <<EOF || disable mmi
-int main(void) {
- __asm__ ("lq \$2, 0(\$2)");
- return 0;
-}
-EOF
-
-# check VIS support
-enabled vis && check_cc -mcpu=ultrasparc <<EOF || disable vis
-int main(void) {
- __asm__ __volatile__ ("pdist %f0, %f0, %f0");
-}
-EOF
+enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
+enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
+enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
+enabled mmi && check_asm mmi '"lq $2, 0($2)"'
+enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
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