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URL https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk

Subversion Repositories openrisc_2011-10-31

[/] [openrisc/] [tags/] [gnu-src/] [newlib-1.18.0/] [newlib-1.18.0-or32-1.0rc1/] [newlib/] [libc/] [machine/] [mt/] [setjmp.S] - Diff between revs 207 and 345

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Rev 207 Rev 345 
# setjmp/longjmp for mt.
 
# setjmp/longjmp for mt.
 
#
 
#
 
# The jmpbuf looks like this:
 
# The jmpbuf looks like this:
 
#
 
#
 
# Register      jmpbuf offset
 
# Register      jmpbuf offset
 
# R0            ---             --
 
# R0            ---             --
 
# R1            0x4              4
 
# R1            0x4              4
 
# R2            0x8              8
 
# R2            0x8              8
 
# R3            0xc             12
 
# R3            0xc             12
 
# R4            0x10            16
 
# R4            0x10            16
 
# R5            0x14            20
 
# R5            0x14            20
 
# R6            0x18            24
 
# R6            0x18            24
 
# R7            0x1c            28
 
# R7            0x1c            28
 
# R8            0x20            32
 
# R8            0x20            32
 
# R9            ----            --
 
# R9            ----            --
 
# R10           ----            --
 
# R10           ----            --
 
# R11           0x2c            44
 
# R11           0x2c            44
 
# R12           0x30            48
 
# R12           0x30            48
 
# R13           0x34            52
 
# R13           0x34            52
 
# R14           0x38            56
 
# R14           0x38            56
 
# R15           0x3c            60
 
# R15           0x3c            60
 
#
 
#
 
# R1 contains the pointer to jmpbuf
 
# R1 contains the pointer to jmpbuf
 
        .text
 
        .text
 
        .global setjmp
 
        .global setjmp
 
        .type   setjmp ,@function
 
        .type   setjmp ,@function
 
setjmp:
 
setjmp:
 
        stw     r1, r1, #4
 
        stw     r1, r1, #4
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        stw     r2, r1, #8
 
        stw     r2, r1, #8
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        stw     r3, r1, #12
 
        stw     r3, r1, #12
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        stw     r4, r1, #16
 
        stw     r4, r1, #16
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        stw     r5, r1, #20
 
        stw     r5, r1, #20
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        stw     r6, r1, #24
 
        stw     r6, r1, #24
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        stw     r7, r1, #28
 
        stw     r7, r1, #28
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        stw     r8, r1, #32
 
        stw     r8, r1, #32
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        stw     r11, r1, #44
 
        stw     r11, r1, #44
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        stw     r12, r1, #48
 
        stw     r12, r1, #48
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        stw     r13, r1, #52
 
        stw     r13, r1, #52
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        stw     r14, r1, #56
 
        stw     r14, r1, #56
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        stw     r15, r1, #60
 
        stw     r15, r1, #60
 
        jal     r0, r14
 
        jal     r0, r14
 
        addi    r11, r0, #0
 
        addi    r11, r0, #0
 
.Lend1:
 
.Lend1:
 
        .size   setjmp,.Lend1-setjmp
 
        .size   setjmp,.Lend1-setjmp
 
        .global longjmp
 
        .global longjmp
 
        .type   longjmp,@function
 
        .type   longjmp,@function
 
longjmp:
 
longjmp:
 
        or      r9, r1, r1
 
        or      r9, r1, r1
 
        or      r11, r2, r2
 
        or      r11, r2, r2
 
        ldw     r1, r1, #4
 
        ldw     r1, r1, #4
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        ldw     r2, r1, #8
 
        ldw     r2, r1, #8
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        ldw     r3, r1, #12
 
        ldw     r3, r1, #12
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        ldw     r4, r1, #16
 
        ldw     r4, r1, #16
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        ldw     r5, r1, #20
 
        ldw     r5, r1, #20
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        ldw     r6, r1, #24
 
        ldw     r6, r1, #24
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        ldw     r7, r1, #28
 
        ldw     r7, r1, #28
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        ldw     r8, r1, #32
 
        ldw     r8, r1, #32
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        ldw     r12, r1, #48
 
        ldw     r12, r1, #48
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        ldw     r13, r1, #52
 
        ldw     r13, r1, #52
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        ldw     r14, r1, #56
 
        ldw     r14, r1, #56
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        ldw     r15, r1, #60
 
        ldw     r15, r1, #60
 
        brne    r0, r11, .L01
 
        brne    r0, r11, .L01
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
        addi    r11, r0, #1
 
        addi    r11, r0, #1
 
.L01:
 
.L01:
 
        jal     r0, r14
 
        jal     r0, r14
 
        or      r0, r0, r0
 
        or      r0, r0, r0
 
.Lend2:
 
.Lend2:
 
        .size   longjmp,.Lend2-longjmp2
 
        .size   longjmp,.Lend2-longjmp2
 
 
 
 

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