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syscall: use name+(NN)FP on linux/arm

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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>
This commit is contained in:
David Crawshaw 2015-01-14 14:36:17 -05:00
parent 2a87a8a5ec
commit e10e913d08
1 changed files with 55 additions and 55 deletions
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110
src/syscall/asm_linux_arm.s
View file

@ -15,10 +15,10 @@
TEXT ·Syscall(SB),NOSPLIT,$0-28 TEXT ·Syscall(SB),NOSPLIT,$0-28
BL runtime·entersyscall(SB) BL runtime·entersyscall(SB)
MOVW 4(SP), R7 MOVW trap+0(FP), R7
MOVW 8(SP), R0 MOVW a1+4(FP), R0
MOVW 12(SP), R1 MOVW a2+8(FP), R1
MOVW 16(SP), R2 MOVW a3+12(FP), R2
MOVW $0, R3 MOVW $0, R3
MOVW $0, R4 MOVW $0, R4
MOVW $0, R5 MOVW $0, R5
@ -27,18 +27,18 @@ TEXT ·Syscall(SB),NOSPLIT,$0-28
CMP R1, R0 CMP R1, R0
BLS ok BLS ok
MOVW $-1, R1 MOVW $-1, R1
MOVW R1, 20(SP) // r1 MOVW R1, r1+16(FP)
MOVW $0, R2 MOVW $0, R2
MOVW R2, 24(SP) // r2 MOVW R2, r2+20(FP)
RSB $0, R0, R0 RSB $0, R0, R0
MOVW R0, 28(SP) // errno MOVW R0, err+24(FP)
BL runtime·exitsyscall(SB) BL runtime·exitsyscall(SB)
RET RET
ok: ok:
MOVW R0, 20(SP) // r1 MOVW R0, r1+16(FP)
MOVW $0, R0 MOVW $0, R0
MOVW R0, 24(SP) // r2 MOVW R0, r2+20(FP)
MOVW R0, 28(SP) // errno MOVW R0, err+24(FP)
BL runtime·exitsyscall(SB) BL runtime·exitsyscall(SB)
RET RET
@ -46,59 +46,59 @@ ok:
// Actually Syscall5 but the rest of the code expects it to be named Syscall6. // Actually Syscall5 but the rest of the code expects it to be named Syscall6.
TEXT ·Syscall6(SB),NOSPLIT,$0-40 TEXT ·Syscall6(SB),NOSPLIT,$0-40
BL runtime·entersyscall(SB) BL runtime·entersyscall(SB)
MOVW 4(SP), R7 // syscall entry MOVW trap+0(FP), R7 // syscall entry
MOVW 8(SP), R0 MOVW a1+4(FP), R0
MOVW 12(SP), R1 MOVW a2+8(FP), R1
MOVW 16(SP), R2 MOVW a3+12(FP), R2
MOVW 20(SP), R3 MOVW a4+16(FP), R3
MOVW 24(SP), R4 MOVW a5+20(FP), R4
MOVW 28(SP), R5 MOVW a6+24(FP), R5
SWI $0 SWI $0
MOVW $0xfffff001, R6 MOVW $0xfffff001, R6
CMP R6, R0 CMP R6, R0
BLS ok6 BLS ok6
MOVW $-1, R1 MOVW $-1, R1
MOVW R1, 32(SP) // r1 MOVW R1, r1+28(FP)
MOVW $0, R2 MOVW $0, R2
MOVW R2, 36(SP) // r2 MOVW R2, r2+32(FP)
RSB $0, R0, R0 RSB $0, R0, R0
MOVW R0, 40(SP) // errno MOVW R0, err+36(FP)
BL runtime·exitsyscall(SB) BL runtime·exitsyscall(SB)
RET RET
ok6: ok6:
MOVW R0, 32(SP) // r1 MOVW R0, r1+28(FP)
MOVW R1, 36(SP) // r2 MOVW R1, r2+32(FP)
MOVW $0, R0 MOVW $0, R0
MOVW R0, 40(SP) // errno MOVW R0, err+36(FP)
BL runtime·exitsyscall(SB) BL runtime·exitsyscall(SB)
RET RET
// func RawSyscall6(trap uintptr, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr); // 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. // Actually RawSyscall5 but the rest of the code expects it to be named RawSyscall6.
TEXT ·RawSyscall6(SB),NOSPLIT,$0-40 TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
MOVW 4(SP), R7 // syscall entry MOVW trap+0(FP), R7 // syscall entry
MOVW 8(SP), R0 MOVW a1+4(FP), R0
MOVW 12(SP), R1 MOVW a2+8(FP), R1
MOVW 16(SP), R2 MOVW a3+12(FP), R2
MOVW 20(SP), R3 MOVW a4+16(FP), R3
MOVW 24(SP), R4 MOVW a5+20(FP), R4
MOVW 28(SP), R5 MOVW a6+24(FP), R5
SWI $0 SWI $0
MOVW $0xfffff001, R6 MOVW $0xfffff001, R6
CMP R6, R0 CMP R6, R0
BLS ok2 BLS ok2
MOVW $-1, R1 MOVW $-1, R1
MOVW R1, 32(SP) // r1 MOVW R1, r1+28(FP)
MOVW $0, R2 MOVW $0, R2
MOVW R2, 36(SP) // r2 MOVW R2, r2+32(FP)
RSB $0, R0, R0 RSB $0, R0, R0
MOVW R0, 40(SP) // errno MOVW R0, err+36(FP)
RET RET
ok2: ok2:
MOVW R0, 32(SP) // r1 MOVW R0, r1+28(FP)
MOVW R1, 36(SP) // r2 MOVW R1, r2+32(FP)
MOVW $0, R0 MOVW $0, R0
MOVW R0, 40(SP) // errno MOVW R0, err+36(FP)
RET RET
#define SYS__LLSEEK 140 /* from zsysnum_linux_arm.go */ #define SYS__LLSEEK 140 /* from zsysnum_linux_arm.go */
@ -110,50 +110,50 @@ ok2:
TEXT ·seek(SB),NOSPLIT,$0-28 TEXT ·seek(SB),NOSPLIT,$0-28
BL runtime·entersyscall(SB) BL runtime·entersyscall(SB)
MOVW $SYS__LLSEEK, R7 // syscall entry MOVW $SYS__LLSEEK, R7 // syscall entry
MOVW 4(SP), R0 // fd MOVW fd+0(FP), R0
MOVW 12(SP), R1 // offset-high MOVW offset_hi+8(FP), R1
MOVW 8(SP), R2 // offset-low MOVW offset_lo+4(FP), R2
MOVW $20(SP), R3 MOVW $newoffset_lo+16(FP), R3
MOVW 16(SP), R4 // whence MOVW whence+12(FP), R4
SWI $0 SWI $0
MOVW $0xfffff001, R6 MOVW $0xfffff001, R6
CMP R6, R0 CMP R6, R0
BLS okseek BLS okseek
MOVW $0, R1 MOVW $0, R1
MOVW R1, 20(SP) MOVW R1, newoffset_lo+16(FP)
MOVW R1, 24(SP) MOVW R1, newoffset_hi+20(FP)
RSB $0, R0, R0 RSB $0, R0, R0
MOVW R0, 28(SP) // errno MOVW R0, err+24(FP)
BL runtime·exitsyscall(SB) BL runtime·exitsyscall(SB)
RET RET
okseek: okseek:
// system call filled in newoffset already // system call filled in newoffset already
MOVW $0, R0 MOVW $0, R0
MOVW R0, 28(SP) // errno MOVW R0, err+24(FP)
BL runtime·exitsyscall(SB) BL runtime·exitsyscall(SB)
RET RET
// func RawSyscall(trap uintptr, a1, a2, a3 uintptr) (r1, r2, err uintptr); // func RawSyscall(trap uintptr, a1, a2, a3 uintptr) (r1, r2, err uintptr);
TEXT ·RawSyscall(SB),NOSPLIT,$0-28 TEXT ·RawSyscall(SB),NOSPLIT,$0-28
MOVW 4(SP), R7 // syscall entry MOVW trap+0(FP), R7 // syscall entry
MOVW 8(SP), R0 MOVW a1+4(FP), R0
MOVW 12(SP), R1 MOVW a2+8(FP), R1
MOVW 16(SP), R2 MOVW a3+12(FP), R2
SWI $0 SWI $0
MOVW $0xfffff001, R1 MOVW $0xfffff001, R1
CMP R1, R0 CMP R1, R0
BLS ok1 BLS ok1
MOVW $-1, R1 MOVW $-1, R1
MOVW R1, 20(SP) // r1 MOVW R1, r1+16(FP)
MOVW $0, R2 MOVW $0, R2
MOVW R2, 24(SP) // r2 MOVW R2, r2+20(FP)
RSB $0, R0, R0 RSB $0, R0, R0
MOVW R0, 28(SP) // errno MOVW R0, err+24(FP)
RET RET
ok1: ok1:
MOVW R0, 20(SP) // r1 MOVW R0, r1+16(FP)
MOVW $0, R0 MOVW $0, R0
MOVW R0, 24(SP) // r2 MOVW R0, r2+20(FP)
MOVW R0, 28(SP) // errno MOVW R0, err+24(FP)
RET RET