syscall: use name+(NN)FP on linux/arm
Generated with a modified version of go vet and tested on android.
Change-Id: I1ff20135c5ab9de5a6dbf76ea2991167271ee70d
Reviewed-on: https://go-review.googlesource.com/2815
Reviewed-by: Ian Lance Taylor <iant@golang.org>
diff --git a/src/syscall/asm_linux_arm.s b/src/syscall/asm_linux_arm.s
index a9e0742..997ba6f 100644
--- a/src/syscall/asm_linux_arm.s
+++ b/src/syscall/asm_linux_arm.s
@@ -15,10 +15,10 @@
TEXT ·Syscall(SB),NOSPLIT,$0-28
BL runtime·entersyscall(SB)
- MOVW 4(SP), R7
- MOVW 8(SP), R0
- MOVW 12(SP), R1
- MOVW 16(SP), R2
+ MOVW trap+0(FP), R7
+ MOVW a1+4(FP), R0
+ MOVW a2+8(FP), R1
+ MOVW a3+12(FP), R2
MOVW $0, R3
MOVW $0, R4
MOVW $0, R5
@@ -27,18 +27,18 @@
CMP R1, R0
BLS ok
MOVW $-1, R1
- MOVW R1, 20(SP) // r1
+ MOVW R1, r1+16(FP)
MOVW $0, R2
- MOVW R2, 24(SP) // r2
+ MOVW R2, r2+20(FP)
RSB $0, R0, R0
- MOVW R0, 28(SP) // errno
+ MOVW R0, err+24(FP)
BL runtime·exitsyscall(SB)
RET
ok:
- MOVW R0, 20(SP) // r1
+ MOVW R0, r1+16(FP)
MOVW $0, R0
- MOVW R0, 24(SP) // r2
- MOVW R0, 28(SP) // errno
+ MOVW R0, r2+20(FP)
+ MOVW R0, err+24(FP)
BL runtime·exitsyscall(SB)
RET
@@ -46,59 +46,59 @@
// Actually Syscall5 but the rest of the code expects it to be named Syscall6.
TEXT ·Syscall6(SB),NOSPLIT,$0-40
BL runtime·entersyscall(SB)
- MOVW 4(SP), R7 // syscall entry
- MOVW 8(SP), R0
- MOVW 12(SP), R1
- MOVW 16(SP), R2
- MOVW 20(SP), R3
- MOVW 24(SP), R4
- MOVW 28(SP), R5
+ MOVW trap+0(FP), R7 // syscall entry
+ MOVW a1+4(FP), R0
+ MOVW a2+8(FP), R1
+ MOVW a3+12(FP), R2
+ MOVW a4+16(FP), R3
+ MOVW a5+20(FP), R4
+ MOVW a6+24(FP), R5
SWI $0
MOVW $0xfffff001, R6
CMP R6, R0
BLS ok6
MOVW $-1, R1
- MOVW R1, 32(SP) // r1
+ MOVW R1, r1+28(FP)
MOVW $0, R2
- MOVW R2, 36(SP) // r2
+ MOVW R2, r2+32(FP)
RSB $0, R0, R0
- MOVW R0, 40(SP) // errno
+ MOVW R0, err+36(FP)
BL runtime·exitsyscall(SB)
RET
ok6:
- MOVW R0, 32(SP) // r1
- MOVW R1, 36(SP) // r2
+ MOVW R0, r1+28(FP)
+ MOVW R1, r2+32(FP)
MOVW $0, R0
- MOVW R0, 40(SP) // errno
+ MOVW R0, err+36(FP)
BL runtime·exitsyscall(SB)
RET
// func RawSyscall6(trap uintptr, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr);
// Actually RawSyscall5 but the rest of the code expects it to be named RawSyscall6.
TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
- MOVW 4(SP), R7 // syscall entry
- MOVW 8(SP), R0
- MOVW 12(SP), R1
- MOVW 16(SP), R2
- MOVW 20(SP), R3
- MOVW 24(SP), R4
- MOVW 28(SP), R5
+ MOVW trap+0(FP), R7 // syscall entry
+ MOVW a1+4(FP), R0
+ MOVW a2+8(FP), R1
+ MOVW a3+12(FP), R2
+ MOVW a4+16(FP), R3
+ MOVW a5+20(FP), R4
+ MOVW a6+24(FP), R5
SWI $0
MOVW $0xfffff001, R6
CMP R6, R0
BLS ok2
MOVW $-1, R1
- MOVW R1, 32(SP) // r1
+ MOVW R1, r1+28(FP)
MOVW $0, R2
- MOVW R2, 36(SP) // r2
+ MOVW R2, r2+32(FP)
RSB $0, R0, R0
- MOVW R0, 40(SP) // errno
+ MOVW R0, err+36(FP)
RET
ok2:
- MOVW R0, 32(SP) // r1
- MOVW R1, 36(SP) // r2
+ MOVW R0, r1+28(FP)
+ MOVW R1, r2+32(FP)
MOVW $0, R0
- MOVW R0, 40(SP) // errno
+ MOVW R0, err+36(FP)
RET
#define SYS__LLSEEK 140 /* from zsysnum_linux_arm.go */
@@ -110,50 +110,50 @@
TEXT ·seek(SB),NOSPLIT,$0-28
BL runtime·entersyscall(SB)
MOVW $SYS__LLSEEK, R7 // syscall entry
- MOVW 4(SP), R0 // fd
- MOVW 12(SP), R1 // offset-high
- MOVW 8(SP), R2 // offset-low
- MOVW $20(SP), R3
- MOVW 16(SP), R4 // whence
+ MOVW fd+0(FP), R0
+ MOVW offset_hi+8(FP), R1
+ MOVW offset_lo+4(FP), R2
+ MOVW $newoffset_lo+16(FP), R3
+ MOVW whence+12(FP), R4
SWI $0
MOVW $0xfffff001, R6
CMP R6, R0
BLS okseek
MOVW $0, R1
- MOVW R1, 20(SP)
- MOVW R1, 24(SP)
+ MOVW R1, newoffset_lo+16(FP)
+ MOVW R1, newoffset_hi+20(FP)
RSB $0, R0, R0
- MOVW R0, 28(SP) // errno
+ MOVW R0, err+24(FP)
BL runtime·exitsyscall(SB)
RET
okseek:
// system call filled in newoffset already
MOVW $0, R0
- MOVW R0, 28(SP) // errno
+ MOVW R0, err+24(FP)
BL runtime·exitsyscall(SB)
RET
// func RawSyscall(trap uintptr, a1, a2, a3 uintptr) (r1, r2, err uintptr);
TEXT ·RawSyscall(SB),NOSPLIT,$0-28
- MOVW 4(SP), R7 // syscall entry
- MOVW 8(SP), R0
- MOVW 12(SP), R1
- MOVW 16(SP), R2
+ MOVW trap+0(FP), R7 // syscall entry
+ MOVW a1+4(FP), R0
+ MOVW a2+8(FP), R1
+ MOVW a3+12(FP), R2
SWI $0
MOVW $0xfffff001, R1
CMP R1, R0
BLS ok1
MOVW $-1, R1
- MOVW R1, 20(SP) // r1
+ MOVW R1, r1+16(FP)
MOVW $0, R2
- MOVW R2, 24(SP) // r2
+ MOVW R2, r2+20(FP)
RSB $0, R0, R0
- MOVW R0, 28(SP) // errno
+ MOVW R0, err+24(FP)
RET
ok1:
- MOVW R0, 20(SP) // r1
+ MOVW R0, r1+16(FP)
MOVW $0, R0
- MOVW R0, 24(SP) // r2
- MOVW R0, 28(SP) // errno
+ MOVW R0, r2+20(FP)
+ MOVW R0, err+24(FP)
RET
