Commit 04a7052c authored by Ralf Baechle's avatar Ralf Baechle
Browse files

[MIPS] Fix register handling in syscalls when debugging.


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent ecd5a739
......@@ -94,11 +94,13 @@ syscall_trace_entry:
li a1, 0
jal do_syscall_trace
move t0, s0
RESTORE_STATIC
lw a0, PT_R4(sp) # Restore argument registers
lw a1, PT_R5(sp)
lw a2, PT_R6(sp)
lw a3, PT_R7(sp)
jalr s0
jalr t0
li t0, -EMAXERRNO - 1 # error?
sltu t0, t0, v0
......
......@@ -93,13 +93,15 @@ syscall_trace_entry:
li a1, 0
jal do_syscall_trace
move t0, s0
RESTORE_STATIC
ld a0, PT_R4(sp) # Restore argument registers
ld a1, PT_R5(sp)
ld a2, PT_R6(sp)
ld a3, PT_R7(sp)
ld a4, PT_R8(sp)
ld a5, PT_R9(sp)
jalr s0
jalr t0
li t0, -EMAXERRNO - 1 # error?
sltu t0, t0, v0
......
......@@ -90,13 +90,15 @@ n32_syscall_trace_entry:
li a1, 0
jal do_syscall_trace
move t0, s0
RESTORE_STATIC
ld a0, PT_R4(sp) # Restore argument registers
ld a1, PT_R5(sp)
ld a2, PT_R6(sp)
ld a3, PT_R7(sp)
ld a4, PT_R8(sp)
ld a5, PT_R9(sp)
jalr s0
jalr t0
li t0, -EMAXERRNO - 1 # error?
sltu t0, t0, v0
......
......@@ -124,6 +124,8 @@ trace_a_syscall:
li a1, 0
jal do_syscall_trace
move t0, s0
RESTORE_STATIC
ld a0, PT_R4(sp) # Restore argument registers
ld a1, PT_R5(sp)
ld a2, PT_R6(sp)
......@@ -132,7 +134,7 @@ trace_a_syscall:
ld a5, PT_R9(sp)
ld a6, PT_R10(sp)
ld a7, PT_R11(sp) # For indirect syscalls
jalr s0
jalr t0
li t0, -EMAXERRNO - 1 # error?
sltu t0, t0, v0
......
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