93 lines
2.2 KiB
C
93 lines
2.2 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright 2016, Cyril Bur, IBM Corp.
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*/
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#ifndef _SELFTESTS_POWERPC_GPR_ASM_H
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#define _SELFTESTS_POWERPC_GPR_ASM_H
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#include "basic_asm.h"
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#define __PUSH_NVREGS(top_pos); \
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std r31,(top_pos)(%r1); \
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std r30,(top_pos - 8)(%r1); \
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std r29,(top_pos - 16)(%r1); \
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std r28,(top_pos - 24)(%r1); \
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std r27,(top_pos - 32)(%r1); \
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std r26,(top_pos - 40)(%r1); \
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std r25,(top_pos - 48)(%r1); \
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std r24,(top_pos - 56)(%r1); \
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std r23,(top_pos - 64)(%r1); \
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std r22,(top_pos - 72)(%r1); \
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std r21,(top_pos - 80)(%r1); \
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std r20,(top_pos - 88)(%r1); \
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std r19,(top_pos - 96)(%r1); \
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std r18,(top_pos - 104)(%r1); \
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std r17,(top_pos - 112)(%r1); \
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std r16,(top_pos - 120)(%r1); \
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std r15,(top_pos - 128)(%r1); \
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std r14,(top_pos - 136)(%r1)
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#define __POP_NVREGS(top_pos); \
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ld r31,(top_pos)(%r1); \
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ld r30,(top_pos - 8)(%r1); \
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ld r29,(top_pos - 16)(%r1); \
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ld r28,(top_pos - 24)(%r1); \
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ld r27,(top_pos - 32)(%r1); \
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ld r26,(top_pos - 40)(%r1); \
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ld r25,(top_pos - 48)(%r1); \
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ld r24,(top_pos - 56)(%r1); \
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ld r23,(top_pos - 64)(%r1); \
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ld r22,(top_pos - 72)(%r1); \
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ld r21,(top_pos - 80)(%r1); \
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ld r20,(top_pos - 88)(%r1); \
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ld r19,(top_pos - 96)(%r1); \
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ld r18,(top_pos - 104)(%r1); \
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ld r17,(top_pos - 112)(%r1); \
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ld r16,(top_pos - 120)(%r1); \
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ld r15,(top_pos - 128)(%r1); \
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ld r14,(top_pos - 136)(%r1)
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#define PUSH_NVREGS(stack_size) \
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__PUSH_NVREGS(stack_size + STACK_FRAME_MIN_SIZE)
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/* 18 NV FPU REGS */
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#define PUSH_NVREGS_BELOW_FPU(stack_size) \
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__PUSH_NVREGS(stack_size + STACK_FRAME_MIN_SIZE - (18 * 8))
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#define POP_NVREGS(stack_size) \
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__POP_NVREGS(stack_size + STACK_FRAME_MIN_SIZE)
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/* 18 NV FPU REGS */
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#define POP_NVREGS_BELOW_FPU(stack_size) \
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__POP_NVREGS(stack_size + STACK_FRAME_MIN_SIZE - (18 * 8))
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/*
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* Careful calling this, it will 'clobber' NVGPRs (by design)
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* Don't call this from C
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*/
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FUNC_START(load_gpr)
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ld r14,0(r3)
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ld r15,8(r3)
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ld r16,16(r3)
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ld r17,24(r3)
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ld r18,32(r3)
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ld r19,40(r3)
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ld r20,48(r3)
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ld r21,56(r3)
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ld r22,64(r3)
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ld r23,72(r3)
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ld r24,80(r3)
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ld r25,88(r3)
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ld r26,96(r3)
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ld r27,104(r3)
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ld r28,112(r3)
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ld r29,120(r3)
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ld r30,128(r3)
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ld r31,136(r3)
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blr
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FUNC_END(load_gpr)
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#endif /* _SELFTESTS_POWERPC_GPR_ASM_H */
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