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[toolchain] musl: disable hardware FPU registers usage

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This was crashing applications, thanks to Rich Felker for the suggestion.

Signed-off-by: Florian Fainelli <florian@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34317 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
florian 2012-11-23 21:15:11 +00:00
parent f49f2aac30
commit 21c31db4ef
1 changed files with 49 additions and 0 deletions
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49
toolchain/musl/patches-0.9.7/002-no_mips_fpu.patch Normal file
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@ -0,0 +1,49 @@
diff -urN musl-0.9.7/src/setjmp/mips/longjmp.s musl-0.9.7.new/src/setjmp/mips/longjmp.s
--- musl-0.9.7/src/setjmp/mips/longjmp.s 2012-11-23 17:03:07.000000000 +0100
+++ musl-0.9.7.new/src/setjmp/mips/longjmp.s 2012-11-23 21:52:57.353668480 +0100
@@ -10,21 +10,7 @@
bne $2, $0, 1f
nop
addu $2, $2, 1
-1: lw $8, 48($4)
- ctc1 $8, $31
- lwc1 $20, 56($4)
- lwc1 $21, 60($4)
- lwc1 $22, 64($4)
- lwc1 $23, 68($4)
- lwc1 $24, 72($4)
- lwc1 $25, 76($4)
- lwc1 $26, 80($4)
- lwc1 $27, 84($4)
- lwc1 $28, 88($4)
- lwc1 $29, 92($4)
- lwc1 $30, 96($4)
- lwc1 $31, 100($4)
- lw $ra, 0($4)
+1: lw $ra, 0($4)
lw $sp, 4($4)
lw $16, 8($4)
lw $17, 12($4)
diff -urN musl-0.9.7/src/setjmp/mips/setjmp.s musl-0.9.7.new/src/setjmp/mips/setjmp.s
--- musl-0.9.7/src/setjmp/mips/setjmp.s 2012-11-23 17:03:07.000000000 +0100
+++ musl-0.9.7.new/src/setjmp/mips/setjmp.s 2012-11-23 21:52:33.713667876 +0100
@@ -21,19 +21,5 @@
sw $23, 36($4)
sw $30, 40($4)
sw $28, 44($4)
- cfc1 $8, $31
- sw $8, 48($4)
- swc1 $20, 56($4)
- swc1 $21, 60($4)
- swc1 $22, 64($4)
- swc1 $23, 68($4)
- swc1 $24, 72($4)
- swc1 $25, 76($4)
- swc1 $26, 80($4)
- swc1 $27, 84($4)
- swc1 $28, 88($4)
- swc1 $29, 92($4)
- swc1 $30, 96($4)
- swc1 $31, 100($4)
jr $ra
li $2, 0