summaryrefslogtreecommitdiff
path: root/third_party
diff options
context:
space:
mode:
Diffstat (limited to 'third_party')
-rw-r--r--third_party/x86inc/README.libvpx2
-rw-r--r--third_party/x86inc/x86inc.asm9
2 files changed, 11 insertions, 0 deletions
diff --git a/third_party/x86inc/README.libvpx b/third_party/x86inc/README.libvpx
index 5e9bf9433..c4fb5682a 100644
--- a/third_party/x86inc/README.libvpx
+++ b/third_party/x86inc/README.libvpx
@@ -10,3 +10,5 @@ defines that help automatically allow assembly to work cross-platform.
Local Modifications:
Get configuration from vpx_config.asm.
Prefix functions with vpx by default.
+Manage name mangling (prefixing with '_') manually because 'PREFIX' does not
+ exist in libvpx.
diff --git a/third_party/x86inc/x86inc.asm b/third_party/x86inc/x86inc.asm
index 94d85929a..39218958a 100644
--- a/third_party/x86inc/x86inc.asm
+++ b/third_party/x86inc/x86inc.asm
@@ -75,6 +75,15 @@
%define FORMAT_ELF 1
%endif
+; Set PREFIX for libvpx builds.
+%if FORMAT_ELF
+ %undef PREFIX
+%elif WIN64
+ %undef PREFIX
+%else
+ %define PREFIX
+%endif
+
%ifdef PREFIX
%define mangle(x) _ %+ x
%else