summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorMichael Niedermayer <michaelni@gmx.at>2015-03-07 19:30:46 +0100
committerMichael Niedermayer <michaelni@gmx.at>2015-03-07 19:30:51 +0100
commit9a1884a10ecd780e92333a5719d67f6f09157a65 (patch)
treec7b630771d31a3ac32a1449f651291ea26b227d1
parent1be605426140990e152793d24162eabc78a7c2e5 (diff)
parentdcae2e32f7d8a1ca5fb8c1e4aa81313be854dd73 (diff)
Merge commit 'dcae2e32f7d8a1ca5fb8c1e4aa81313be854dd73'
* commit 'dcae2e32f7d8a1ca5fb8c1e4aa81313be854dd73': arm: Suppress tags about used cpu arch and extensions Merged-by: Michael Niedermayer <michaelni@gmx.at>
-rwxr-xr-xconfigure6
-rw-r--r--libavutil/arm/asm.S6
2 files changed, 12 insertions, 0 deletions
diff --git a/configure b/configure
index 1ea20327af..069f68e09a 100755
--- a/configure
+++ b/configure
@@ -1769,6 +1769,7 @@ SYSTEM_FUNCS="
TOOLCHAIN_FEATURES="
as_dn_directive
as_func
+ as_object_arch
asm_mod_q
attribute_may_alias
attribute_packed
@@ -4508,6 +4509,11 @@ if enabled_any arm aarch64 || enabled_all ppc altivec && enabled asm; then
.func test
.endfunc
EOF
+
+ # llvm's integrated assembler supports .object_arch from llvm 3.5
+ enabled arm && test "$objformat" = elf && check_as <<EOF && enable as_object_arch
+.object_arch armv4
+EOF
fi
check_inline_asm inline_asm_labels '"1:\n"'
diff --git a/libavutil/arm/asm.S b/libavutil/arm/asm.S
index 1d0e5a97b2..e9b0bcabdb 100644
--- a/libavutil/arm/asm.S
+++ b/libavutil/arm/asm.S
@@ -49,11 +49,17 @@
#elif HAVE_ARMV5TE
.arch armv5te
#endif
+#if HAVE_AS_OBJECT_ARCH
+ELF .object_arch armv4
+#endif
#if HAVE_NEON
.fpu neon
+ELF .eabi_attribute 10, 0 @ suppress Tag_FP_arch
+ELF .eabi_attribute 12, 0 @ suppress Tag_Advanced_SIMD_arch
#elif HAVE_VFP
.fpu vfp
+ELF .eabi_attribute 10, 0 @ suppress Tag_FP_arch
#endif
.syntax unified