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authorStefan Reinauer <stefan.reinauer@coreboot.org>2015-07-07 00:54:05 +0200
committerStefan Reinauer <stefan.reinauer@coreboot.org>2015-07-07 18:30:55 +0200
commit4a45ec43fe73080517fa6f7cad6fa682ad49ecc4 (patch)
tree16f852f7658d8d079e34e556b86a13c5f687ad63 /src/cpu/amd/car
parentcfa9b99b23702ed35d61c9fcf3ad30ec55280174 (diff)
downloadcoreboot-4a45ec43fe73080517fa6f7cad6fa682ad49ecc4.tar.xz
x86: Drop -Wa,--divide
Fix up all the code that is using / to use >> for divisions instead. Change-Id: I8a6deb0aa090e0df71d90a5509c911b295833cea Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org> Reviewed-on: http://review.coreboot.org/10819 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/cpu/amd/car')
-rw-r--r--src/cpu/amd/car/cache_as_ram.inc8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/cpu/amd/car/cache_as_ram.inc b/src/cpu/amd/car/cache_as_ram.inc
index ac6ea33b98..133daace3d 100644
--- a/src/cpu/amd/car/cache_as_ram.inc
+++ b/src/cpu/amd/car/cache_as_ram.inc
@@ -240,15 +240,15 @@ clear_fixed_var_mtrr_out:
* windowoffset is the 32k-aligned window into CAR size.
*/
.macro simplemask carsize, windowoffset
- .set gas_bug_workaround,(((\carsize - \windowoffset) / 0x1000) - 4)
+ .set gas_bug_workaround,(((\carsize - \windowoffset) >> 12) - 4)
extractmask gas_bug_workaround, %eax
- .set gas_bug_workaround,(((\carsize - \windowoffset) / 0x1000))
+ .set gas_bug_workaround,(((\carsize - \windowoffset) >> 12))
extractmask gas_bug_workaround, %edx
/*
* Without the gas bug workaround, the entire macro would consist
* only of the two lines below:
- * extractmask (((\carsize - \windowoffset) / 0x1000) - 4), %eax
- * extractmask (((\carsize - \windowoffset) / 0x1000)), %edx
+ * extractmask (((\carsize - \windowoffset) >> 12) - 4), %eax
+ * extractmask (((\carsize - \windowoffset) >> 12)), %edx
*/
.endm