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MIPS: traps: Use GPR number macros

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Use GPR number macros in uasm code generation parts to
reduce code duplication.

No functional change.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
This commit is contained in:
Jiaxun Yang 2024-02-09 18:07:50 +00:00 • committed by Thomas Bogendoerfer
parent f42058b037
commit c2fb9fe40b
1 changed files with 3 additions and 3 deletions
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6
arch/mips/kernel/traps.c
View file

@ -58,6 +58,7 @@
#include <asm/module.h>
#include <asm/msa.h>
#include <asm/ptrace.h>
#include <asm/regdef.h>
#include <asm/sections.h>
#include <asm/siginfo.h>
#include <asm/tlbdebug.h>
@ -2041,13 +2042,12 @@ void __init *set_except_vector(int n, void *addr)
unsigned long jump_mask = ~((1 << 28) - 1);
#endif
u32 *buf = (u32 *)(ebase + 0x200);
unsigned int k0 = 26;
if ((handler & jump_mask) == ((ebase + 0x200) & jump_mask)) {
uasm_i_j(&buf, handler & ~jump_mask);
uasm_i_nop(&buf);
} else {
UASM_i_LA(&buf, k0, handler);
uasm_i_jr(&buf, k0);
UASM_i_LA(&buf, GPR_K0, handler);
uasm_i_jr(&buf, GPR_K0);
uasm_i_nop(&buf);
}
local_flush_icache_range(ebase + 0x200, (unsigned long)buf);