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539459abda
* add coroutines for ppc & ppc64 * fix universal coroutine to include ppc & ppc64 * add powerpc*-darwin to configure.ac * fix thread_pthread for older systems
70 lines
1.2 KiB
ArmAsm
70 lines
1.2 KiB
ArmAsm
#define TOKEN_PASTE(x,y) x##y
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#define PREFIXED_SYMBOL(prefix,name) TOKEN_PASTE(prefix,name)
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.text
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.align 3
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.globl PREFIXED_SYMBOL(SYMBOL_PREFIX,coroutine_transfer)
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PREFIXED_SYMBOL(SYMBOL_PREFIX,coroutine_transfer):
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# Make space on the stack for caller registers
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addi r1,r1,-152
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# Save caller registers
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std r14,0(r1)
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std r15,8(r1)
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std r16,16(r1)
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std r17,24(r1)
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std r18,32(r1)
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std r19,40(r1)
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std r20,48(r1)
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std r21,56(r1)
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std r22,64(r1)
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std r23,72(r1)
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std r24,80(r1)
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std r25,88(r1)
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std r26,96(r1)
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std r27,104(r1)
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std r28,112(r1)
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std r29,120(r1)
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std r30,128(r1)
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std r31,136(r1)
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# Save return address
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mflr r0
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std r0,144(r1)
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# Save stack pointer to first argument
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std r1,0(r3)
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# Load stack pointer from second argument
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ld r1,0(r4)
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# Restore caller registers
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ld r14,0(r1)
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ld r15,8(r1)
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ld r16,16(r1)
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ld r17,24(r1)
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ld r18,32(r1)
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ld r19,40(r1)
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ld r20,48(r1)
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ld r21,56(r1)
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ld r22,64(r1)
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ld r23,72(r1)
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ld r24,80(r1)
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ld r25,88(r1)
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ld r26,96(r1)
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ld r27,104(r1)
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ld r28,112(r1)
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ld r29,120(r1)
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ld r30,128(r1)
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ld r31,136(r1)
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# Load return address
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ld r0,144(r1)
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mtlr r0
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# Pop stack frame
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addi r1,r1,152
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# Jump to return address
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blr
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