[PATCH 4/8] MIPS: traps: Use GPR number macros

From: Jiaxun Yang
Date: Fri Feb 09 2024 - 13:09:11 EST


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

No functional change.

Signed-off-by: Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx>
---
arch/mips/kernel/traps.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index a1c1cb5de913..2d95e9971a2d 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -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);

--
2.43.0