diff options
Diffstat (limited to 'newlib/libc/machine/m32r/setjmp.S')
| -rw-r--r-- | newlib/libc/machine/m32r/setjmp.S | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/newlib/libc/machine/m32r/setjmp.S b/newlib/libc/machine/m32r/setjmp.S deleted file mode 100644 index e6938efe3..000000000 --- a/newlib/libc/machine/m32r/setjmp.S +++ /dev/null @@ -1,52 +0,0 @@ -# setjmp/longjmp for m32r. The jmpbuf looks like this: -# -# Register jmpbuf offset -# reserved 0x00 -# R8 0x04 -# R9 0x08 -# R10 0x0c -# R11 0x10 -# R12 0x14 -# R13 (FP) 0x18 -# R14 (LR) 0x1c -# R15 (SP) 0x20 -# reserved 0x24 - - .text - .global setjmp -setjmp: - ;addi r0, #-4 ; commented out as first word is reserved - ;st r1, @+r0 - st r8, @+r0 - st r9, @+r0 - st r10, @+r0 - st r11, @+r0 - st r12, @+r0 - st r13, @+r0 - st r14, @+r0 - st r15, @+r0 - -# Return 0 to caller. - ldi r0, #0 - jmp lr - - .global longjmp -longjmp: - addi r0, #4 ; first word is reserved - ;ld r1, @r0+ - ld r8, @r0+ - ld r9, @r0+ - ld r10, @r0+ - ld r11, @r0+ - ld r12, @r0+ - ld r13, @r0+ - ld r2, @r0+ ; return address - ld r15, @r0+ - -# If caller attempted to return 0, return 1 instead. - - mv r0, r1 - bnez r0, .Lnonzero - ldi r0, #1 -.Lnonzero: - jmp r2 |