| /* |
| * Copyright (C) 1999 Hewlett-Packard (Frank Rowand) |
| * Copyright (C) 1999 Philipp Rumpf <prumpf@tux.org> |
| * Copyright (C) 1999 SuSE GmbH |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2, or (at your option) |
| * any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| */ |
| |
| #ifndef _PARISC_ASSEMBLY_H |
| #define _PARISC_ASSEMBLY_H |
| |
| #if defined(__LP64__) && defined(__ASSEMBLY__) |
| /* the 64-bit pa gnu assembler unfortunately defaults to .level 1.1 or 2.0 so |
| * work around that for now... */ |
| .level 2.0w |
| #endif |
| |
| #include <asm/offset.h> |
| #include <asm/page.h> |
| |
| #include <asm/asmregs.h> |
| |
| sp = 30 |
| gp = 27 |
| ipsw = 22 |
| |
| #if __PAGE_OFFSET == 0xc0000000 |
| .macro tophys gr |
| zdep \gr, 31, 30, \gr |
| .endm |
| |
| .macro tovirt gr |
| depi 3,1,2,\gr |
| .endm |
| #else |
| #error unknown __PAGE_OFFSET |
| #endif |
| |
| .macro delay value |
| ldil L%\value, 1 |
| ldo R%\value(1), 1 |
| addib,UV,n -1,1,. |
| addib,NUV,n -1,1,.+8 |
| nop |
| .endm |
| |
| .macro debug value |
| .endm |
| |
| #ifdef __LP64__ |
| # define LDIL_FIXUP(reg) depdi 0,31,32,reg |
| #else |
| # define LDIL_FIXUP(reg) |
| #endif |
| |
| /* load 32-bit 'value' into 'reg' compensating for the ldil |
| * sign-extension when running in wide mode. |
| * WARNING!! neither 'value' nor 'reg' can be expressions |
| * containing '.'!!!! */ |
| .macro load32 value, reg |
| ldil L%\value, \reg |
| ldo R%\value(\reg), \reg |
| LDIL_FIXUP(\reg) |
| .endm |
| |
| #ifdef __LP64__ |
| #define LDREG ldd |
| #define STREG std |
| #define RP_OFFSET 16 |
| #else |
| #define LDREG ldw |
| #define STREG stw |
| #define RP_OFFSET 20 |
| #endif |
| |
| .macro loadgp |
| #ifdef __LP64__ |
| ldil L%__gp, %r27 |
| ldo R%__gp(%r27), %r27 |
| LDIL_FIXUP(%r27) |
| #else |
| ldil L%$global$, %r27 |
| ldo R%$global$(%r27), %r27 |
| #endif |
| .endm |
| |
| #define SAVE_SP(r, where) mfsp r, %r1 ! STREG %r1, where |
| #define REST_SP(r, where) LDREG where, %r1 ! mtsp %r1, r |
| #define SAVE_CR(r, where) mfctl r, %r1 ! STREG %r1, where |
| #define REST_CR(r, where) LDREG where, %r1 ! mtctl %r1, r |
| |
| .macro save_general regs |
| STREG %r2, PT_GR2 (\regs) |
| STREG %r3, PT_GR3 (\regs) |
| STREG %r4, PT_GR4 (\regs) |
| STREG %r5, PT_GR5 (\regs) |
| STREG %r6, PT_GR6 (\regs) |
| STREG %r7, PT_GR7 (\regs) |
| STREG %r8, PT_GR8 (\regs) |
| STREG %r9, PT_GR9 (\regs) |
| STREG %r10, PT_GR10(\regs) |
| STREG %r11, PT_GR11(\regs) |
| STREG %r12, PT_GR12(\regs) |
| STREG %r13, PT_GR13(\regs) |
| STREG %r14, PT_GR14(\regs) |
| STREG %r15, PT_GR15(\regs) |
| STREG %r16, PT_GR16(\regs) |
| STREG %r17, PT_GR17(\regs) |
| STREG %r18, PT_GR18(\regs) |
| STREG %r19, PT_GR19(\regs) |
| STREG %r20, PT_GR20(\regs) |
| STREG %r21, PT_GR21(\regs) |
| STREG %r22, PT_GR22(\regs) |
| STREG %r23, PT_GR23(\regs) |
| STREG %r24, PT_GR24(\regs) |
| STREG %r25, PT_GR25(\regs) |
| /* r26 is clobbered by cr19 and assumed to be saved before hand */ |
| STREG %r27, PT_GR27(\regs) |
| STREG %r28, PT_GR28(\regs) |
| /* r29 is already saved and points to PT_xxx struct */ |
| /* r30 stack pointer saved in get_stack */ |
| STREG %r31, PT_GR31(\regs) |
| .endm |
| |
| .macro rest_general regs |
| LDREG PT_GR2 (\regs), %r2 |
| LDREG PT_GR3 (\regs), %r3 |
| LDREG PT_GR4 (\regs), %r4 |
| LDREG PT_GR5 (\regs), %r5 |
| LDREG PT_GR6 (\regs), %r6 |
| LDREG PT_GR7 (\regs), %r7 |
| LDREG PT_GR8 (\regs), %r8 |
| LDREG PT_GR9 (\regs), %r9 |
| LDREG PT_GR10(\regs), %r10 |
| LDREG PT_GR11(\regs), %r11 |
| LDREG PT_GR12(\regs), %r12 |
| LDREG PT_GR13(\regs), %r13 |
| LDREG PT_GR14(\regs), %r14 |
| LDREG PT_GR15(\regs), %r15 |
| LDREG PT_GR16(\regs), %r16 |
| LDREG PT_GR17(\regs), %r17 |
| LDREG PT_GR18(\regs), %r18 |
| LDREG PT_GR19(\regs), %r19 |
| LDREG PT_GR20(\regs), %r20 |
| LDREG PT_GR21(\regs), %r21 |
| LDREG PT_GR22(\regs), %r22 |
| LDREG PT_GR23(\regs), %r23 |
| LDREG PT_GR24(\regs), %r24 |
| LDREG PT_GR25(\regs), %r25 |
| LDREG PT_GR26(\regs), %r26 |
| LDREG PT_GR27(\regs), %r27 |
| LDREG PT_GR28(\regs), %r28 |
| /* r30 stack pointer restored in rest_stack */ |
| LDREG PT_GR31(\regs), %r31 |
| .endm |
| |
| .macro save_fp regs |
| fstd,ma %fr0, 8(\regs) |
| fstd,ma %fr1, 8(\regs) |
| fstd,ma %fr2, 8(\regs) |
| fstd,ma %fr3, 8(\regs) |
| fstd,ma %fr4, 8(\regs) |
| fstd,ma %fr5, 8(\regs) |
| fstd,ma %fr6, 8(\regs) |
| fstd,ma %fr7, 8(\regs) |
| fstd,ma %fr8, 8(\regs) |
| fstd,ma %fr9, 8(\regs) |
| fstd,ma %fr10, 8(\regs) |
| fstd,ma %fr11, 8(\regs) |
| fstd,ma %fr12, 8(\regs) |
| fstd,ma %fr13, 8(\regs) |
| fstd,ma %fr14, 8(\regs) |
| fstd,ma %fr15, 8(\regs) |
| fstd,ma %fr16, 8(\regs) |
| fstd,ma %fr17, 8(\regs) |
| fstd,ma %fr18, 8(\regs) |
| fstd,ma %fr19, 8(\regs) |
| fstd,ma %fr20, 8(\regs) |
| fstd,ma %fr21, 8(\regs) |
| fstd,ma %fr22, 8(\regs) |
| fstd,ma %fr23, 8(\regs) |
| fstd,ma %fr24, 8(\regs) |
| fstd,ma %fr25, 8(\regs) |
| fstd,ma %fr26, 8(\regs) |
| fstd,ma %fr27, 8(\regs) |
| fstd,ma %fr28, 8(\regs) |
| fstd,ma %fr29, 8(\regs) |
| fstd,ma %fr30, 8(\regs) |
| fstd %fr31, 0(\regs) |
| .endm |
| |
| .macro rest_fp regs |
| fldd 0(\regs), %fr31 |
| fldd,mb -8(\regs), %fr30 |
| fldd,mb -8(\regs), %fr29 |
| fldd,mb -8(\regs), %fr28 |
| fldd,mb -8(\regs), %fr27 |
| fldd,mb -8(\regs), %fr26 |
| fldd,mb -8(\regs), %fr25 |
| fldd,mb -8(\regs), %fr24 |
| fldd,mb -8(\regs), %fr23 |
| fldd,mb -8(\regs), %fr22 |
| fldd,mb -8(\regs), %fr21 |
| fldd,mb -8(\regs), %fr20 |
| fldd,mb -8(\regs), %fr19 |
| fldd,mb -8(\regs), %fr18 |
| fldd,mb -8(\regs), %fr17 |
| fldd,mb -8(\regs), %fr16 |
| fldd,mb -8(\regs), %fr15 |
| fldd,mb -8(\regs), %fr14 |
| fldd,mb -8(\regs), %fr13 |
| fldd,mb -8(\regs), %fr12 |
| fldd,mb -8(\regs), %fr11 |
| fldd,mb -8(\regs), %fr10 |
| fldd,mb -8(\regs), %fr9 |
| fldd,mb -8(\regs), %fr8 |
| fldd,mb -8(\regs), %fr7 |
| fldd,mb -8(\regs), %fr6 |
| fldd,mb -8(\regs), %fr5 |
| fldd,mb -8(\regs), %fr4 |
| fldd,mb -8(\regs), %fr3 |
| fldd,mb -8(\regs), %fr2 |
| fldd,mb -8(\regs), %fr1 |
| fldd,mb -8(\regs), %fr0 |
| .endm |
| |
| #ifdef __LP64__ |
| .macro callee_save |
| ldo 144(%r30), %r30 |
| std %r3, -144(%r30) |
| std %r4, -136(%r30) |
| std %r5, -128(%r30) |
| std %r6, -120(%r30) |
| std %r7, -112(%r30) |
| std %r8, -104(%r30) |
| std %r9, -96(%r30) |
| std %r10, -88(%r30) |
| std %r11, -80(%r30) |
| std %r12, -72(%r30) |
| std %r13, -64(%r30) |
| std %r14, -56(%r30) |
| std %r15, -48(%r30) |
| std %r16, -40(%r30) |
| std %r17, -32(%r30) |
| std %r18, -24(%r30) |
| .endm |
| |
| .macro callee_rest |
| ldd -24(%r30), %r18 |
| ldd -32(%r30), %r17 |
| ldd -40(%r30), %r16 |
| ldd -48(%r30), %r15 |
| ldd -56(%r30), %r14 |
| ldd -64(%r30), %r13 |
| ldd -72(%r30), %r12 |
| ldd -80(%r30), %r11 |
| ldd -88(%r30), %r10 |
| ldd -96(%r30), %r9 |
| ldd -104(%r30), %r8 |
| ldd -112(%r30), %r7 |
| ldd -120(%r30), %r6 |
| ldd -128(%r30), %r5 |
| ldd -136(%r30), %r4 |
| ldd -144(%r30), %r3 |
| ldo -144(%r30), %r30 |
| .endm |
| |
| #else /* __LP64__ */ |
| |
| .macro callee_save |
| ldo 128(30), 30 |
| stw 3, -128(30) |
| stw 4, -124(30) |
| stw 5, -120(30) |
| stw 6, -116(30) |
| stw 7, -112(30) |
| stw 8, -108(30) |
| stw 9, -104(30) |
| stw 10, -100(30) |
| stw 11, -96(30) |
| stw 12, -92(30) |
| stw 13, -88(30) |
| stw 14, -84(30) |
| stw 15, -80(30) |
| stw 16, -76(30) |
| stw 17, -72(30) |
| stw 18, -68(30) |
| .endm |
| |
| .macro callee_rest |
| ldw -68(30), 18 |
| ldw -72(30), 17 |
| ldw -76(30), 16 |
| ldw -80(30), 15 |
| ldw -84(30), 14 |
| ldw -88(30), 13 |
| ldw -92(30), 12 |
| ldw -96(30), 11 |
| ldw -100(30), 10 |
| ldw -104(30), 9 |
| ldw -108(30), 8 |
| ldw -112(30), 7 |
| ldw -116(30), 6 |
| ldw -120(30), 5 |
| ldw -124(30), 4 |
| ldw -128(30), 3 |
| ldo -128(30), 30 |
| .endm |
| #endif /* __LP64__ */ |
| |
| .macro save_specials regs |
| |
| SAVE_SP (%sr0, PT_SR0 (\regs)) |
| SAVE_SP (%sr1, PT_SR1 (\regs)) |
| SAVE_SP (%sr2, PT_SR2 (\regs)) |
| SAVE_SP (%sr3, PT_SR3 (\regs)) |
| SAVE_SP (%sr4, PT_SR4 (\regs)) |
| SAVE_SP (%sr5, PT_SR5 (\regs)) |
| SAVE_SP (%sr6, PT_SR6 (\regs)) |
| SAVE_SP (%sr7, PT_SR7 (\regs)) |
| |
| SAVE_CR (%cr17, PT_IASQ0(\regs)) |
| mtctl %r0, %cr17 |
| SAVE_CR (%cr17, PT_IASQ1(\regs)) |
| |
| SAVE_CR (%cr18, PT_IAOQ0(\regs)) |
| mtctl %r0, %cr18 |
| SAVE_CR (%cr18, PT_IAOQ1(\regs)) |
| |
| SAVE_CR (%cr11, PT_SAR (\regs)) |
| SAVE_CR (%cr22, PT_PSW (\regs)) |
| SAVE_CR (%cr19, PT_IIR (\regs)) |
| SAVE_CR (%cr28, PT_GR1 (\regs)) |
| SAVE_CR (%cr31, PT_GR29 (\regs)) |
| |
| STREG %r26, PT_GR26 (\regs) |
| mfctl %cr29, %r26 |
| .endm |
| |
| .macro rest_specials regs |
| |
| REST_SP (%sr0, PT_SR0 (\regs)) |
| REST_SP (%sr1, PT_SR1 (\regs)) |
| REST_SP (%sr2, PT_SR2 (\regs)) |
| REST_SP (%sr3, PT_SR3 (\regs)) |
| REST_SP (%sr4, PT_SR4 (\regs)) |
| REST_SP (%sr5, PT_SR5 (\regs)) |
| REST_SP (%sr6, PT_SR6 (\regs)) |
| REST_SP (%sr7, PT_SR7 (\regs)) |
| |
| REST_CR (%cr17, PT_IASQ0(\regs)) |
| REST_CR (%cr17, PT_IASQ1(\regs)) |
| |
| REST_CR (%cr18, PT_IAOQ0(\regs)) |
| REST_CR (%cr18, PT_IAOQ1(\regs)) |
| |
| REST_CR (%cr11, PT_SAR (\regs)) |
| |
| REST_CR (%cr22, PT_PSW (\regs)) |
| .endm |
| |
| #endif |
