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Use $t9 for indirect calls from asm to C as PIC ABI requires.

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Vladimir Serbinenko 2013-11-22 04:45:05 +01:00
parent 0d8f04cd83
commit 6f4a19f59f
3 changed files with 11 additions and 7 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
2013-11-22 Vladimir Serbinenko <phcoder@gmail.com>
Use $t9 for indirect calls from asm to C as PIC ABI requires.
2013-11-22 Vladimir Serbinenko <phcoder@gmail.com>
Remove -march=mips3 from TARGET_CCASFLAGS as it creates linking problem

8
grub-core/boot/mips/startup_raw.S
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@ -265,16 +265,16 @@ cmdlinedone:
*/
move $s6, $a3
lui $t0, %hi(EXT_C(grub_decompress_core))
addiu $t0, $t0, %lo(EXT_C(grub_decompress_core))
lui $t9, %hi(EXT_C(grub_decompress_core))
addiu $t9, $t9, %lo(EXT_C(grub_decompress_core))
#ifdef GRUB_MACHINE_ARC
lui $sp, %hi(_start - 512)
jalr $t0
jalr $t9
addiu $sp, $sp, %lo(_start - 512)
#else
lui $sp, %hi(_start - 256)
jalr $t0
jalr $t9
addiu $sp, $sp, %lo(_start - 256)
#endif
move $a0, $s1

6
grub-core/kern/mips/startup.S
View file

@ -116,10 +116,10 @@ bsscont:
bne $t3, $0, bsscont
nop
lui $t1, %hi(grub_main)
addiu $t1, %lo(grub_main)
lui $t9, %hi(grub_main)
addiu $t9, %lo(grub_main)
lui $sp, %hi(GRUB_MACHINE_MEMORY_STACK_HIGH)
jr $t1
jr $t9
addiu $sp, $sp, %lo(GRUB_MACHINE_MEMORY_STACK_HIGH)