| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * Copyright 2016, Cyril Bur, IBM Corp. |
| */ |
| |
| #ifndef _SELFTESTS_POWERPC_FPU_ASM_H |
| #define _SELFTESTS_POWERPC_FPU_ASM_H |
| #include "basic_asm.h" |
| |
| #define PUSH_FPU(stack_size) \ |
| stfd f31,(stack_size + STACK_FRAME_MIN_SIZE)(%r1); \ |
| stfd f30,(stack_size + STACK_FRAME_MIN_SIZE - 8)(%r1); \ |
| stfd f29,(stack_size + STACK_FRAME_MIN_SIZE - 16)(%r1); \ |
| stfd f28,(stack_size + STACK_FRAME_MIN_SIZE - 24)(%r1); \ |
| stfd f27,(stack_size + STACK_FRAME_MIN_SIZE - 32)(%r1); \ |
| stfd f26,(stack_size + STACK_FRAME_MIN_SIZE - 40)(%r1); \ |
| stfd f25,(stack_size + STACK_FRAME_MIN_SIZE - 48)(%r1); \ |
| stfd f24,(stack_size + STACK_FRAME_MIN_SIZE - 56)(%r1); \ |
| stfd f23,(stack_size + STACK_FRAME_MIN_SIZE - 64)(%r1); \ |
| stfd f22,(stack_size + STACK_FRAME_MIN_SIZE - 72)(%r1); \ |
| stfd f21,(stack_size + STACK_FRAME_MIN_SIZE - 80)(%r1); \ |
| stfd f20,(stack_size + STACK_FRAME_MIN_SIZE - 88)(%r1); \ |
| stfd f19,(stack_size + STACK_FRAME_MIN_SIZE - 96)(%r1); \ |
| stfd f18,(stack_size + STACK_FRAME_MIN_SIZE - 104)(%r1); \ |
| stfd f17,(stack_size + STACK_FRAME_MIN_SIZE - 112)(%r1); \ |
| stfd f16,(stack_size + STACK_FRAME_MIN_SIZE - 120)(%r1); \ |
| stfd f15,(stack_size + STACK_FRAME_MIN_SIZE - 128)(%r1); \ |
| stfd f14,(stack_size + STACK_FRAME_MIN_SIZE - 136)(%r1); |
| |
| #define POP_FPU(stack_size) \ |
| lfd f31,(stack_size + STACK_FRAME_MIN_SIZE)(%r1); \ |
| lfd f30,(stack_size + STACK_FRAME_MIN_SIZE - 8)(%r1); \ |
| lfd f29,(stack_size + STACK_FRAME_MIN_SIZE - 16)(%r1); \ |
| lfd f28,(stack_size + STACK_FRAME_MIN_SIZE - 24)(%r1); \ |
| lfd f27,(stack_size + STACK_FRAME_MIN_SIZE - 32)(%r1); \ |
| lfd f26,(stack_size + STACK_FRAME_MIN_SIZE - 40)(%r1); \ |
| lfd f25,(stack_size + STACK_FRAME_MIN_SIZE - 48)(%r1); \ |
| lfd f24,(stack_size + STACK_FRAME_MIN_SIZE - 56)(%r1); \ |
| lfd f23,(stack_size + STACK_FRAME_MIN_SIZE - 64)(%r1); \ |
| lfd f22,(stack_size + STACK_FRAME_MIN_SIZE - 72)(%r1); \ |
| lfd f21,(stack_size + STACK_FRAME_MIN_SIZE - 80)(%r1); \ |
| lfd f20,(stack_size + STACK_FRAME_MIN_SIZE - 88)(%r1); \ |
| lfd f19,(stack_size + STACK_FRAME_MIN_SIZE - 96)(%r1); \ |
| lfd f18,(stack_size + STACK_FRAME_MIN_SIZE - 104)(%r1); \ |
| lfd f17,(stack_size + STACK_FRAME_MIN_SIZE - 112)(%r1); \ |
| lfd f16,(stack_size + STACK_FRAME_MIN_SIZE - 120)(%r1); \ |
| lfd f15,(stack_size + STACK_FRAME_MIN_SIZE - 128)(%r1); \ |
| lfd f14,(stack_size + STACK_FRAME_MIN_SIZE - 136)(%r1); |
| |
| /* |
| * Careful calling this, it will 'clobber' fpu (by design) |
| * Don't call this from C |
| */ |
| FUNC_START(load_fpu) |
| lfd f14,0(r3) |
| lfd f15,8(r3) |
| lfd f16,16(r3) |
| lfd f17,24(r3) |
| lfd f18,32(r3) |
| lfd f19,40(r3) |
| lfd f20,48(r3) |
| lfd f21,56(r3) |
| lfd f22,64(r3) |
| lfd f23,72(r3) |
| lfd f24,80(r3) |
| lfd f25,88(r3) |
| lfd f26,96(r3) |
| lfd f27,104(r3) |
| lfd f28,112(r3) |
| lfd f29,120(r3) |
| lfd f30,128(r3) |
| lfd f31,136(r3) |
| blr |
| FUNC_END(load_fpu) |
| |
| #endif /* _SELFTESTS_POWERPC_FPU_ASM_H */ |
