[PING] [PATCH] Add direct support for Linux kernel __fentry__ patching

Andi Kleen andi@firstfloor.org
Sat Sep 27 15:35:00 GMT 2014


On Sat, Sep 27, 2014 at 01:21:29PM +0200, Dominique Dhumieres wrote:
> The new tests fail on darwin:
> 
> /opt/gcc/work/gcc/testsuite/gcc.target/i386/nop-mcount.c:1:0: error: -mnop-mcount is not implemented for -fPIC
> 
> and gcc.target/i386/record-mcount.c fails because mcount_loc is not found in the assembly.

Sorry. Here's a patch. I'll install it as obvious unless someone
complains. Also I hope it's the last mcount patch for now :-)

-Andi

diff --git a/gcc/testsuite/gcc.target/i386/nop-mcount.c b/gcc/testsuite/gcc.target/i386/nop-mcount.c
index 2592231..942cae0 100644
--- a/gcc/testsuite/gcc.target/i386/nop-mcount.c
+++ b/gcc/testsuite/gcc.target/i386/nop-mcount.c
@@ -1,5 +1,5 @@
 /* Test -mnop-mcount */
-/* { dg-do compile } */
+/* { dg-do compile { target *-*-linux* } } */
 /* { dg-options "-pg -mfentry -mrecord-mcount -mnop-mcount" } */
 /* { dg-final { scan-assembler-not "__fentry__" } } */
 /* Origin: Andi Kleen */
diff --git a/gcc/testsuite/gcc.target/i386/record-mcount.c b/gcc/testsuite/gcc.target/i386/record-mcount.c
index dae413e..26b0dbc 100644
--- a/gcc/testsuite/gcc.target/i386/record-mcount.c
+++ b/gcc/testsuite/gcc.target/i386/record-mcount.c
@@ -1,5 +1,5 @@
 /* Test -mrecord-mcount */
-/* { dg-do compile } */
+/* { dg-do compile { target *-*-linux* } } */
 /* { dg-options "-pg -mrecord-mcount" } */
 /* { dg-final { scan-assembler "mcount_loc" } } */
 /* Origin: Andi Kleen */



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