aboutsummaryrefslogtreecommitdiffstats
path: root/tcg/hppa/tcg-target.c
diff options
context:
space:
mode:
Diffstat (limited to 'tcg/hppa/tcg-target.c')
-rw-r--r--tcg/hppa/tcg-target.c975
1 files changed, 0 insertions, 975 deletions
diff --git a/tcg/hppa/tcg-target.c b/tcg/hppa/tcg-target.c
deleted file mode 100644
index 5960c03..0000000
--- a/tcg/hppa/tcg-target.c
+++ /dev/null
@@ -1,975 +0,0 @@
-/*
- * Tiny Code Generator for QEMU
- *
- * Copyright (c) 2008 Fabrice Bellard
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#ifndef NDEBUG
-static const char * const tcg_target_reg_names[TCG_TARGET_NB_REGS] = {
- "%r0",
- "%r1",
- "%rp",
- "%r3",
- "%r4",
- "%r5",
- "%r6",
- "%r7",
- "%r8",
- "%r9",
- "%r10",
- "%r11",
- "%r12",
- "%r13",
- "%r14",
- "%r15",
- "%r16",
- "%r17",
- "%r18",
- "%r19",
- "%r20",
- "%r21",
- "%r22",
- "%r23",
- "%r24",
- "%r25",
- "%r26",
- "%dp",
- "%ret0",
- "%ret1",
- "%sp",
- "%r31",
-};
-#endif
-
-static const int tcg_target_reg_alloc_order[] = {
- TCG_REG_R4,
- TCG_REG_R5,
- TCG_REG_R6,
- TCG_REG_R7,
- TCG_REG_R8,
- TCG_REG_R9,
- TCG_REG_R10,
- TCG_REG_R11,
- TCG_REG_R12,
- TCG_REG_R13,
-
- TCG_REG_R17,
- TCG_REG_R14,
- TCG_REG_R15,
- TCG_REG_R16,
-};
-
-static const int tcg_target_call_iarg_regs[4] = {
- TCG_REG_R26,
- TCG_REG_R25,
- TCG_REG_R24,
- TCG_REG_R23,
-};
-
-static const int tcg_target_call_oarg_regs[2] = {
- TCG_REG_RET0,
- TCG_REG_RET1,
-};
-
-static void patch_reloc(uint8_t *code_ptr, int type,
- tcg_target_long value, tcg_target_long addend)
-{
- switch (type) {
- case R_PARISC_PCREL17F:
- hppa_patch17f((uint32_t *)code_ptr, value, addend);
- break;
- default:
- tcg_abort();
- }
-}
-
-/* maximum number of register used for input function arguments */
-static inline int tcg_target_get_call_iarg_regs_count(int flags)
-{
- return 4;
-}
-
-/* parse target specific constraints */
-static int target_parse_constraint(TCGArgConstraint *ct, const char **pct_str)
-{
- const char *ct_str;
-
- ct_str = *pct_str;
- switch (ct_str[0]) {
- case 'r':
- ct->ct |= TCG_CT_REG;
- tcg_regset_set32(ct->u.regs, 0, 0xffffffff);
- break;
- case 'L': /* qemu_ld/st constraint */
- ct->ct |= TCG_CT_REG;
- tcg_regset_set32(ct->u.regs, 0, 0xffffffff);
- tcg_regset_reset_reg(ct->u.regs, TCG_REG_R26);
- tcg_regset_reset_reg(ct->u.regs, TCG_REG_R25);
- tcg_regset_reset_reg(ct->u.regs, TCG_REG_R24);
- tcg_regset_reset_reg(ct->u.regs, TCG_REG_R23);
- break;
- default:
- return -1;
- }
- ct_str++;
- *pct_str = ct_str;
- return 0;
-}
-
-/* test if a constant matches the constraint */
-static inline int tcg_target_const_match(tcg_target_long val,
- const TCGArgConstraint *arg_ct)
-{
- int ct;
-
- ct = arg_ct->ct;
-
- /* TODO */
-
- return 0;
-}
-
-#define INSN_OP(x) ((x) << 26)
-#define INSN_EXT3BR(x) ((x) << 13)
-#define INSN_EXT3SH(x) ((x) << 10)
-#define INSN_EXT4(x) ((x) << 6)
-#define INSN_EXT5(x) (x)
-#define INSN_EXT6(x) ((x) << 6)
-#define INSN_EXT7(x) ((x) << 6)
-#define INSN_EXT8A(x) ((x) << 6)
-#define INSN_EXT8B(x) ((x) << 5)
-#define INSN_T(x) (x)
-#define INSN_R1(x) ((x) << 16)
-#define INSN_R2(x) ((x) << 21)
-#define INSN_DEP_LEN(x) (32 - (x))
-#define INSN_SHDEP_CP(x) ((31 - (x)) << 5)
-#define INSN_SHDEP_P(x) ((x) << 5)
-#define INSN_COND(x) ((x) << 13)
-
-#define COND_NEVER 0
-#define COND_EQUAL 1
-#define COND_LT 2
-#define COND_LTEQ 3
-#define COND_LTU 4
-#define COND_LTUEQ 5
-#define COND_SV 6
-#define COND_OD 7
-
-
-/* Logical ADD */
-#define ARITH_ADD (INSN_OP(0x02) | INSN_EXT6(0x28))
-#define ARITH_AND (INSN_OP(0x02) | INSN_EXT6(0x08))
-#define ARITH_OR (INSN_OP(0x02) | INSN_EXT6(0x09))
-#define ARITH_XOR (INSN_OP(0x02) | INSN_EXT6(0x0a))
-#define ARITH_SUB (INSN_OP(0x02) | INSN_EXT6(0x10))
-
-#define SHD (INSN_OP(0x34) | INSN_EXT3SH(2))
-#define VSHD (INSN_OP(0x34) | INSN_EXT3SH(0))
-#define DEP (INSN_OP(0x35) | INSN_EXT3SH(3))
-#define ZDEP (INSN_OP(0x35) | INSN_EXT3SH(2))
-#define ZVDEP (INSN_OP(0x35) | INSN_EXT3SH(0))
-#define EXTRU (INSN_OP(0x34) | INSN_EXT3SH(6))
-#define EXTRS (INSN_OP(0x34) | INSN_EXT3SH(7))
-#define VEXTRS (INSN_OP(0x34) | INSN_EXT3SH(5))
-
-#define SUBI (INSN_OP(0x25))
-#define MTCTL (INSN_OP(0x00) | INSN_EXT8B(0xc2))
-
-#define BL (INSN_OP(0x3a) | INSN_EXT3BR(0))
-#define BLE_SR4 (INSN_OP(0x39) | (1 << 13))
-#define BV (INSN_OP(0x3a) | INSN_EXT3BR(6))
-#define BV_N (INSN_OP(0x3a) | INSN_EXT3BR(6) | 2)
-#define LDIL (INSN_OP(0x08))
-#define LDO (INSN_OP(0x0d))
-
-#define LDB (INSN_OP(0x10))
-#define LDH (INSN_OP(0x11))
-#define LDW (INSN_OP(0x12))
-#define LDWM (INSN_OP(0x13))
-
-#define STB (INSN_OP(0x18))
-#define STH (INSN_OP(0x19))
-#define STW (INSN_OP(0x1a))
-#define STWM (INSN_OP(0x1b))
-
-#define COMBT (INSN_OP(0x20))
-#define COMBF (INSN_OP(0x22))
-
-static int lowsignext(uint32_t val, int start, int length)
-{
- return (((val << 1) & ~(~0 << length)) |
- ((val >> (length - 1)) & 1)) << start;
-}
-
-static inline void tcg_out_mov(TCGContext *s, int ret, int arg)
-{
- /* PA1.1 defines COPY as OR r,0,t */
- tcg_out32(s, ARITH_OR | INSN_T(ret) | INSN_R1(arg) | INSN_R2(TCG_REG_R0));
-
- /* PA2.0 defines COPY as LDO 0(r),t
- * but hppa-dis.c is unaware of this definition */
- /* tcg_out32(s, LDO | INSN_R1(ret) | INSN_R2(arg) | reassemble_14(0)); */
-}
-
-static inline void tcg_out_movi(TCGContext *s, TCGType type,
- int ret, tcg_target_long arg)
-{
- if (arg == (arg & 0x1fff)) {
- tcg_out32(s, LDO | INSN_R1(ret) | INSN_R2(TCG_REG_R0) |
- reassemble_14(arg));
- } else {
- tcg_out32(s, LDIL | INSN_R2(ret) |
- reassemble_21(lrsel((uint32_t)arg, 0)));
- if (arg & 0x7ff)
- tcg_out32(s, LDO | INSN_R1(ret) | INSN_R2(ret) |
- reassemble_14(rrsel((uint32_t)arg, 0)));
- }
-}
-
-static inline void tcg_out_ld_raw(TCGContext *s, int ret,
- tcg_target_long arg)
-{
- tcg_out32(s, LDIL | INSN_R2(ret) |
- reassemble_21(lrsel((uint32_t)arg, 0)));
- tcg_out32(s, LDW | INSN_R1(ret) | INSN_R2(ret) |
- reassemble_14(rrsel((uint32_t)arg, 0)));
-}
-
-static inline void tcg_out_ld_ptr(TCGContext *s, int ret,
- tcg_target_long arg)
-{
- tcg_out_ld_raw(s, ret, arg);
-}
-
-static inline void tcg_out_ldst(TCGContext *s, int ret, int addr, int offset,
- int op)
-{
- if (offset == (offset & 0xfff))
- tcg_out32(s, op | INSN_R1(ret) | INSN_R2(addr) |
- reassemble_14(offset));
- else {
- fprintf(stderr, "unimplemented %s with offset %d\n", __func__, offset);
- tcg_abort();
- }
-}
-
-static inline void tcg_out_ld(TCGContext *s, TCGType type, int ret,
- int arg1, tcg_target_long arg2)
-{
- fprintf(stderr, "unimplemented %s\n", __func__);
- tcg_abort();
-}
-
-static inline void tcg_out_st(TCGContext *s, TCGType type, int ret,
- int arg1, tcg_target_long arg2)
-{
- fprintf(stderr, "unimplemented %s\n", __func__);
- tcg_abort();
-}
-
-static inline void tcg_out_arith(TCGContext *s, int t, int r1, int r2, int op)
-{
- tcg_out32(s, op | INSN_T(t) | INSN_R1(r1) | INSN_R2(r2));
-}
-
-static inline void tcg_out_arithi(TCGContext *s, int t, int r1,
- tcg_target_long val, int op)
-{
- tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_R20, val);
- tcg_out_arith(s, t, r1, TCG_REG_R20, op);
-}
-
-static inline void tcg_out_addi(TCGContext *s, int reg, tcg_target_long val)
-{
- tcg_out_arithi(s, reg, reg, val, ARITH_ADD);
-}
-
-static inline void tcg_out_nop(TCGContext *s)
-{
- tcg_out32(s, ARITH_OR | INSN_T(TCG_REG_R0) | INSN_R1(TCG_REG_R0) |
- INSN_R2(TCG_REG_R0));
-}
-
-static inline void tcg_out_ext8s(TCGContext *s, int ret, int arg) {
- tcg_out32(s, EXTRS | INSN_R1(ret) | INSN_R2(arg) |
- INSN_SHDEP_P(31) | INSN_DEP_LEN(8));
-}
-
-static inline void tcg_out_ext16s(TCGContext *s, int ret, int arg) {
- tcg_out32(s, EXTRS | INSN_R1(ret) | INSN_R2(arg) |
- INSN_SHDEP_P(31) | INSN_DEP_LEN(16));
-}
-
-static inline void tcg_out_bswap16(TCGContext *s, int ret, int arg) {
- if(ret != arg)
- tcg_out_mov(s, ret, arg);
- tcg_out32(s, DEP | INSN_R2(ret) | INSN_R1(ret) |
- INSN_SHDEP_CP(15) | INSN_DEP_LEN(8));
- tcg_out32(s, SHD | INSN_T(ret) | INSN_R1(TCG_REG_R0) |
- INSN_R2(ret) | INSN_SHDEP_CP(8));
-}
-
-static inline void tcg_out_bswap32(TCGContext *s, int ret, int arg, int temp) {
- tcg_out32(s, SHD | INSN_T(temp) | INSN_R1(arg) |
- INSN_R2(arg) | INSN_SHDEP_CP(16));
- tcg_out32(s, DEP | INSN_R2(temp) | INSN_R1(temp) |
- INSN_SHDEP_CP(15) | INSN_DEP_LEN(8));
- tcg_out32(s, SHD | INSN_T(ret) | INSN_R1(arg) |
- INSN_R2(temp) | INSN_SHDEP_CP(8));
-}
-
-static inline void tcg_out_call(TCGContext *s, void *func)
-{
- uint32_t val = (uint32_t)__canonicalize_funcptr_for_compare(func);
- tcg_out32(s, LDIL | INSN_R2(TCG_REG_R20) |
- reassemble_21(lrsel(val, 0)));
- tcg_out32(s, BLE_SR4 | INSN_R2(TCG_REG_R20) |
- reassemble_17(rrsel(val, 0) >> 2));
- tcg_out_mov(s, TCG_REG_RP, TCG_REG_R31);
-}
-
-#if defined(CONFIG_SOFTMMU)
-
-#include "../../softmmu_defs.h"
-
-static void *qemu_ld_helpers[4] = {
- __ldb_mmu,
- __ldw_mmu,
- __ldl_mmu,
- __ldq_mmu,
-};
-
-static void *qemu_st_helpers[4] = {
- __stb_mmu,
- __stw_mmu,
- __stl_mmu,
- __stq_mmu,
-};
-#endif
-
-static void tcg_out_qemu_ld(TCGContext *s, const TCGArg *args, int opc)
-{
- int addr_reg, data_reg, data_reg2, r0, r1, mem_index, s_bits, bswap;
-#if defined(CONFIG_SOFTMMU)
- uint32_t *label1_ptr, *label2_ptr;
-#endif
-#if TARGET_LONG_BITS == 64
-#if defined(CONFIG_SOFTMMU)
- uint32_t *label3_ptr;
-#endif
- int addr_reg2;
-#endif
-
- data_reg = *args++;
- if (opc == 3)
- data_reg2 = *args++;
- else
- data_reg2 = 0; /* surpress warning */
- addr_reg = *args++;
-#if TARGET_LONG_BITS == 64
- addr_reg2 = *args++;
-#endif
- mem_index = *args;
- s_bits = opc & 3;
-
- r0 = TCG_REG_R26;
- r1 = TCG_REG_R25;
-
-#if defined(CONFIG_SOFTMMU)
- tcg_out_mov(s, r1, addr_reg);
-
- tcg_out_mov(s, r0, addr_reg);
-
- tcg_out32(s, SHD | INSN_T(r1) | INSN_R1(TCG_REG_R0) | INSN_R2(r1) |
- INSN_SHDEP_CP(TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS));
-
- tcg_out_arithi(s, r0, r0, TARGET_PAGE_MASK | ((1 << s_bits) - 1),
- ARITH_AND);
-
- tcg_out_arithi(s, r1, r1, (CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS,
- ARITH_AND);
-
- tcg_out_arith(s, r1, r1, TCG_AREG0, ARITH_ADD);
- tcg_out_arithi(s, r1, r1,
- offsetof(CPUState, tlb_table[mem_index][0].addr_read),
- ARITH_ADD);
-
- tcg_out_ldst(s, TCG_REG_R20, r1, 0, LDW);
-
-#if TARGET_LONG_BITS == 32
- /* if equal, jump to label1 */
- label1_ptr = (uint32_t *)s->code_ptr;
- tcg_out32(s, COMBT | INSN_R1(TCG_REG_R20) | INSN_R2(r0) |
- INSN_COND(COND_EQUAL));
- tcg_out_mov(s, r0, addr_reg); /* delay slot */
-#else
- /* if not equal, jump to label3 */
- label3_ptr = (uint32_t *)s->code_ptr;
- tcg_out32(s, COMBF | INSN_R1(TCG_REG_R20) | INSN_R2(r0) |
- INSN_COND(COND_EQUAL));
- tcg_out_mov(s, r0, addr_reg); /* delay slot */
-
- tcg_out_ldst(s, TCG_REG_R20, r1, 4, LDW);
-
- /* if equal, jump to label1 */
- label1_ptr = (uint32_t *)s->code_ptr;
- tcg_out32(s, COMBT | INSN_R1(TCG_REG_R20) | INSN_R2(addr_reg2) |
- INSN_COND(COND_EQUAL));
- tcg_out_nop(s); /* delay slot */
-
- /* label3: */
- *label3_ptr |= reassemble_12((uint32_t *)s->code_ptr - label3_ptr - 2);
-#endif
-
-#if TARGET_LONG_BITS == 32
- tcg_out_mov(s, TCG_REG_R26, addr_reg);
- tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_R25, mem_index);
-#else
- tcg_out_mov(s, TCG_REG_R26, addr_reg);
- tcg_out_mov(s, TCG_REG_R25, addr_reg2);
- tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_R24, mem_index);
-#endif
-
- tcg_out_call(s, qemu_ld_helpers[s_bits]);
-
- switch(opc) {
- case 0 | 4:
- tcg_out_ext8s(s, data_reg, TCG_REG_RET0);
- break;
- case 1 | 4:
- tcg_out_ext16s(s, data_reg, TCG_REG_RET0);
- break;
- case 0:
- case 1:
- case 2:
- default:
- tcg_out_mov(s, data_reg, TCG_REG_RET0);
- break;
- case 3:
- tcg_abort();
- tcg_out_mov(s, data_reg, TCG_REG_RET0);
- tcg_out_mov(s, data_reg2, TCG_REG_RET1);
- break;
- }
-
- /* jump to label2 */
- label2_ptr = (uint32_t *)s->code_ptr;
- tcg_out32(s, BL | INSN_R2(TCG_REG_R0) | 2);
-
- /* label1: */
- *label1_ptr |= reassemble_12((uint32_t *)s->code_ptr - label1_ptr - 2);
-
- tcg_out_arithi(s, TCG_REG_R20, r1,
- offsetof(CPUTLBEntry, addend) - offsetof(CPUTLBEntry, addr_read),
- ARITH_ADD);
- tcg_out_ldst(s, TCG_REG_R20, TCG_REG_R20, 0, LDW);
- tcg_out_arith(s, r0, r0, TCG_REG_R20, ARITH_ADD);
-#else
- r0 = addr_reg;
-#endif
-
-#ifdef TARGET_WORDS_BIGENDIAN
- bswap = 0;
-#else
- bswap = 1;
-#endif
- switch (opc) {
- case 0:
- tcg_out_ldst(s, data_reg, r0, 0, LDB);
- break;
- case 0 | 4:
- tcg_out_ldst(s, data_reg, r0, 0, LDB);
- tcg_out_ext8s(s, data_reg, data_reg);
- break;
- case 1:
- tcg_out_ldst(s, data_reg, r0, 0, LDH);
- if (bswap)
- tcg_out_bswap16(s, data_reg, data_reg);
- break;
- case 1 | 4:
- tcg_out_ldst(s, data_reg, r0, 0, LDH);
- if (bswap)
- tcg_out_bswap16(s, data_reg, data_reg);
- tcg_out_ext16s(s, data_reg, data_reg);
- break;
- case 2:
- tcg_out_ldst(s, data_reg, r0, 0, LDW);
- if (bswap)
- tcg_out_bswap32(s, data_reg, data_reg, TCG_REG_R20);
- break;
- case 3:
- tcg_abort();
- if (!bswap) {
- tcg_out_ldst(s, data_reg, r0, 0, LDW);
- tcg_out_ldst(s, data_reg2, r0, 4, LDW);
- } else {
- tcg_out_ldst(s, data_reg, r0, 4, LDW);
- tcg_out_bswap32(s, data_reg, data_reg, TCG_REG_R20);
- tcg_out_ldst(s, data_reg2, r0, 0, LDW);
- tcg_out_bswap32(s, data_reg2, data_reg2, TCG_REG_R20);
- }
- break;
- default:
- tcg_abort();
- }
-
-#if defined(CONFIG_SOFTMMU)
- /* label2: */
- *label2_ptr |= reassemble_17((uint32_t *)s->code_ptr - label2_ptr - 2);
-#endif
-}
-
-static void tcg_out_qemu_st(TCGContext *s, const TCGArg *args, int opc)
-{
- int addr_reg, data_reg, data_reg2, r0, r1, mem_index, s_bits, bswap;
-#if defined(CONFIG_SOFTMMU)
- uint32_t *label1_ptr, *label2_ptr;
-#endif
-#if TARGET_LONG_BITS == 64
-#if defined(CONFIG_SOFTMMU)
- uint32_t *label3_ptr;
-#endif
- int addr_reg2;
-#endif
-
- data_reg = *args++;
- if (opc == 3)
- data_reg2 = *args++;
- else
- data_reg2 = 0; /* surpress warning */
- addr_reg = *args++;
-#if TARGET_LONG_BITS == 64
- addr_reg2 = *args++;
-#endif
- mem_index = *args;
-
- s_bits = opc;
-
- r0 = TCG_REG_R26;
- r1 = TCG_REG_R25;
-
-#if defined(CONFIG_SOFTMMU)
- tcg_out_mov(s, r1, addr_reg);
-
- tcg_out_mov(s, r0, addr_reg);
-
- tcg_out32(s, SHD | INSN_T(r1) | INSN_R1(TCG_REG_R0) | INSN_R2(r1) |
- INSN_SHDEP_CP(TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS));
-
- tcg_out_arithi(s, r0, r0, TARGET_PAGE_MASK | ((1 << s_bits) - 1),
- ARITH_AND);
-
- tcg_out_arithi(s, r1, r1, (CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS,
- ARITH_AND);
-
- tcg_out_arith(s, r1, r1, TCG_AREG0, ARITH_ADD);
- tcg_out_arithi(s, r1, r1,
- offsetof(CPUState, tlb_table[mem_index][0].addr_write),
- ARITH_ADD);
-
- tcg_out_ldst(s, TCG_REG_R20, r1, 0, LDW);
-
-#if TARGET_LONG_BITS == 32
- /* if equal, jump to label1 */
- label1_ptr = (uint32_t *)s->code_ptr;
- tcg_out32(s, COMBT | INSN_R1(TCG_REG_R20) | INSN_R2(r0) |
- INSN_COND(COND_EQUAL));
- tcg_out_mov(s, r0, addr_reg); /* delay slot */
-#else
- /* if not equal, jump to label3 */
- label3_ptr = (uint32_t *)s->code_ptr;
- tcg_out32(s, COMBF | INSN_R1(TCG_REG_R20) | INSN_R2(r0) |
- INSN_COND(COND_EQUAL));
- tcg_out_mov(s, r0, addr_reg); /* delay slot */
-
- tcg_out_ldst(s, TCG_REG_R20, r1, 4, LDW);
-
- /* if equal, jump to label1 */
- label1_ptr = (uint32_t *)s->code_ptr;
- tcg_out32(s, COMBT | INSN_R1(TCG_REG_R20) | INSN_R2(addr_reg2) |
- INSN_COND(COND_EQUAL));
- tcg_out_nop(s); /* delay slot */
-
- /* label3: */
- *label3_ptr |= reassemble_12((uint32_t *)s->code_ptr - label3_ptr - 2);
-#endif
-
- tcg_out_mov(s, TCG_REG_R26, addr_reg);
-#if TARGET_LONG_BITS == 64
- tcg_out_mov(s, TCG_REG_R25, addr_reg2);
- if (opc == 3) {
- tcg_abort();
- tcg_out_mov(s, TCG_REG_R24, data_reg);
- tcg_out_mov(s, TCG_REG_R23, data_reg2);
- /* TODO: push mem_index */
- tcg_abort();
- } else {
- switch(opc) {
- case 0:
- tcg_out32(s, EXTRU | INSN_R1(TCG_REG_R24) | INSN_R2(data_reg) |
- INSN_SHDEP_P(31) | INSN_DEP_LEN(8));
- break;
- case 1:
- tcg_out32(s, EXTRU | INSN_R1(TCG_REG_R24) | INSN_R2(data_reg) |
- INSN_SHDEP_P(31) | INSN_DEP_LEN(16));
- break;
- case 2:
- tcg_out_mov(s, TCG_REG_R24, data_reg);
- break;
- }
- tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_R23, mem_index);
- }
-#else
- if (opc == 3) {
- tcg_abort();
- tcg_out_mov(s, TCG_REG_R25, data_reg);
- tcg_out_mov(s, TCG_REG_R24, data_reg2);
- tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_R23, mem_index);
- } else {
- switch(opc) {
- case 0:
- tcg_out32(s, EXTRU | INSN_R1(TCG_REG_R25) | INSN_R2(data_reg) |
- INSN_SHDEP_P(31) | INSN_DEP_LEN(8));
- break;
- case 1:
- tcg_out32(s, EXTRU | INSN_R1(TCG_REG_R25) | INSN_R2(data_reg) |
- INSN_SHDEP_P(31) | INSN_DEP_LEN(16));
- break;
- case 2:
- tcg_out_mov(s, TCG_REG_R25, data_reg);
- break;
- }
- tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_R24, mem_index);
- }
-#endif
- tcg_out_call(s, qemu_st_helpers[s_bits]);
-
- /* jump to label2 */
- label2_ptr = (uint32_t *)s->code_ptr;
- tcg_out32(s, BL | INSN_R2(TCG_REG_R0) | 2);
-
- /* label1: */
- *label1_ptr |= reassemble_12((uint32_t *)s->code_ptr - label1_ptr - 2);
-
- tcg_out_arithi(s, TCG_REG_R20, r1,
- offsetof(CPUTLBEntry, addend) - offsetof(CPUTLBEntry, addr_write),
- ARITH_ADD);
- tcg_out_ldst(s, TCG_REG_R20, TCG_REG_R20, 0, LDW);
- tcg_out_arith(s, r0, r0, TCG_REG_R20, ARITH_ADD);
-#else
- r0 = addr_reg;
-#endif
-
-#ifdef TARGET_WORDS_BIGENDIAN
- bswap = 0;
-#else
- bswap = 1;
-#endif
- switch (opc) {
- case 0:
- tcg_out_ldst(s, data_reg, r0, 0, STB);
- break;
- case 1:
- if (bswap) {
- tcg_out_bswap16(s, TCG_REG_R20, data_reg);
- data_reg = TCG_REG_R20;
- }
- tcg_out_ldst(s, data_reg, r0, 0, STH);
- break;
- case 2:
- if (bswap) {
- tcg_out_bswap32(s, TCG_REG_R20, data_reg, TCG_REG_R20);
- data_reg = TCG_REG_R20;
- }
- tcg_out_ldst(s, data_reg, r0, 0, STW);
- break;
- case 3:
- tcg_abort();
- if (!bswap) {
- tcg_out_ldst(s, data_reg, r0, 0, STW);
- tcg_out_ldst(s, data_reg2, r0, 4, STW);
- } else {
- tcg_out_bswap32(s, TCG_REG_R20, data_reg, TCG_REG_R20);
- tcg_out_ldst(s, TCG_REG_R20, r0, 4, STW);
- tcg_out_bswap32(s, TCG_REG_R20, data_reg2, TCG_REG_R20);
- tcg_out_ldst(s, TCG_REG_R20, r0, 0, STW);
- }
- break;
- default:
- tcg_abort();
- }
-
-#if defined(CONFIG_SOFTMMU)
- /* label2: */
- *label2_ptr |= reassemble_17((uint32_t *)s->code_ptr - label2_ptr - 2);
-#endif
-}
-
-static inline void tcg_out_op(TCGContext *s, int opc, const TCGArg *args,
- const int *const_args)
-{
- int c;
-
- switch (opc) {
- case INDEX_op_exit_tb:
- tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_RET0, args[0]);
- tcg_out32(s, BV_N | INSN_R2(TCG_REG_R18));
- break;
- case INDEX_op_goto_tb:
- if (s->tb_jmp_offset) {
- /* direct jump method */
- fprintf(stderr, "goto_tb direct\n");
- tcg_abort();
- tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_R20, args[0]);
- tcg_out32(s, BV_N | INSN_R2(TCG_REG_R20));
- s->tb_jmp_offset[args[0]] = s->code_ptr - s->code_buf;
- } else {
- /* indirect jump method */
- tcg_out_ld_ptr(s, TCG_REG_R20,
- (tcg_target_long)(s->tb_next + args[0]));
- tcg_out32(s, BV_N | INSN_R2(TCG_REG_R20));
- }
- s->tb_next_offset[args[0]] = s->code_ptr - s->code_buf;
- break;
- case INDEX_op_call:
- tcg_out32(s, BLE_SR4 | INSN_R2(args[0]));
- tcg_out_mov(s, TCG_REG_RP, TCG_REG_R31);
- break;
- case INDEX_op_jmp:
- fprintf(stderr, "unimplemented jmp\n");
- tcg_abort();
- break;
- case INDEX_op_br:
- fprintf(stderr, "unimplemented br\n");
- tcg_abort();
- break;
- case INDEX_op_movi_i32:
- tcg_out_movi(s, TCG_TYPE_I32, args[0], (uint32_t)args[1]);
- break;
-
- case INDEX_op_ld8u_i32:
- tcg_out_ldst(s, args[0], args[1], args[2], LDB);
- break;
- case INDEX_op_ld8s_i32:
- tcg_out_ldst(s, args[0], args[1], args[2], LDB);
- tcg_out_ext8s(s, args[0], args[0]);
- break;
- case INDEX_op_ld16u_i32:
- tcg_out_ldst(s, args[0], args[1], args[2], LDH);
- break;
- case INDEX_op_ld16s_i32:
- tcg_out_ldst(s, args[0], args[1], args[2], LDH);
- tcg_out_ext16s(s, args[0], args[0]);
- break;
- case INDEX_op_ld_i32:
- tcg_out_ldst(s, args[0], args[1], args[2], LDW);
- break;
-
- case INDEX_op_st8_i32:
- tcg_out_ldst(s, args[0], args[1], args[2], STB);
- break;
- case INDEX_op_st16_i32:
- tcg_out_ldst(s, args[0], args[1], args[2], STH);
- break;
- case INDEX_op_st_i32:
- tcg_out_ldst(s, args[0], args[1], args[2], STW);
- break;
-
- case INDEX_op_sub_i32:
- c = ARITH_SUB;
- goto gen_arith;
- case INDEX_op_and_i32:
- c = ARITH_AND;
- goto gen_arith;
- case INDEX_op_or_i32:
- c = ARITH_OR;
- goto gen_arith;
- case INDEX_op_xor_i32:
- c = ARITH_XOR;
- goto gen_arith;
- case INDEX_op_add_i32:
- c = ARITH_ADD;
- goto gen_arith;
-
- case INDEX_op_shl_i32:
- tcg_out32(s, SUBI | INSN_R1(TCG_REG_R20) | INSN_R2(args[2]) |
- lowsignext(0x1f, 0, 11));
- tcg_out32(s, MTCTL | INSN_R2(11) | INSN_R1(TCG_REG_R20));
- tcg_out32(s, ZVDEP | INSN_R2(args[0]) | INSN_R1(args[1]) |
- INSN_DEP_LEN(32));
- break;
- case INDEX_op_shr_i32:
- tcg_out32(s, MTCTL | INSN_R2(11) | INSN_R1(args[2]));
- tcg_out32(s, VSHD | INSN_T(args[0]) | INSN_R1(TCG_REG_R0) |
- INSN_R2(args[1]));
- break;
- case INDEX_op_sar_i32:
- tcg_out32(s, SUBI | INSN_R1(TCG_REG_R20) | INSN_R2(args[2]) |
- lowsignext(0x1f, 0, 11));
- tcg_out32(s, MTCTL | INSN_R2(11) | INSN_R1(TCG_REG_R20));
- tcg_out32(s, VEXTRS | INSN_R1(args[0]) | INSN_R2(args[1]) |
- INSN_DEP_LEN(32));
- break;
-
- case INDEX_op_mul_i32:
- fprintf(stderr, "unimplemented mul\n");
- tcg_abort();
- break;
- case INDEX_op_mulu2_i32:
- fprintf(stderr, "unimplemented mulu2\n");
- tcg_abort();
- break;
- case INDEX_op_div2_i32:
- fprintf(stderr, "unimplemented div2\n");
- tcg_abort();
- break;
- case INDEX_op_divu2_i32:
- fprintf(stderr, "unimplemented divu2\n");
- tcg_abort();
- break;
-
- case INDEX_op_brcond_i32:
- fprintf(stderr, "unimplemented brcond\n");
- tcg_abort();
- break;
-
- case INDEX_op_qemu_ld8u:
- tcg_out_qemu_ld(s, args, 0);
- break;
- case INDEX_op_qemu_ld8s:
- tcg_out_qemu_ld(s, args, 0 | 4);
- break;
- case INDEX_op_qemu_ld16u:
- tcg_out_qemu_ld(s, args, 1);
- break;
- case INDEX_op_qemu_ld16s:
- tcg_out_qemu_ld(s, args, 1 | 4);
- break;
- case INDEX_op_qemu_ld32u:
- tcg_out_qemu_ld(s, args, 2);
- break;
-
- case INDEX_op_qemu_st8:
- tcg_out_qemu_st(s, args, 0);
- break;
- case INDEX_op_qemu_st16:
- tcg_out_qemu_st(s, args, 1);
- break;
- case INDEX_op_qemu_st32:
- tcg_out_qemu_st(s, args, 2);
- break;
-
- default:
- fprintf(stderr, "unknown opcode 0x%x\n", opc);
- tcg_abort();
- }
- return;
-
-gen_arith:
- tcg_out_arith(s, args[0], args[1], args[2], c);
-}
-
-static const TCGTargetOpDef hppa_op_defs[] = {
- { INDEX_op_exit_tb, { } },
- { INDEX_op_goto_tb, { } },
-
- { INDEX_op_call, { "r" } },
- { INDEX_op_jmp, { "r" } },
- { INDEX_op_br, { } },
-
- { INDEX_op_mov_i32, { "r", "r" } },
- { INDEX_op_movi_i32, { "r" } },
- { INDEX_op_ld8u_i32, { "r", "r" } },
- { INDEX_op_ld8s_i32, { "r", "r" } },
- { INDEX_op_ld16u_i32, { "r", "r" } },
- { INDEX_op_ld16s_i32, { "r", "r" } },
- { INDEX_op_ld_i32, { "r", "r" } },
- { INDEX_op_st8_i32, { "r", "r" } },
- { INDEX_op_st16_i32, { "r", "r" } },
- { INDEX_op_st_i32, { "r", "r" } },
-
- { INDEX_op_add_i32, { "r", "r", "r" } },
- { INDEX_op_sub_i32, { "r", "r", "r" } },
- { INDEX_op_and_i32, { "r", "r", "r" } },
- { INDEX_op_or_i32, { "r", "r", "r" } },
- { INDEX_op_xor_i32, { "r", "r", "r" } },
-
- { INDEX_op_shl_i32, { "r", "r", "r" } },
- { INDEX_op_shr_i32, { "r", "r", "r" } },
- { INDEX_op_sar_i32, { "r", "r", "r" } },
-
- { INDEX_op_brcond_i32, { "r", "r" } },
-
-#if TARGET_LONG_BITS == 32
- { INDEX_op_qemu_ld8u, { "r", "L" } },
- { INDEX_op_qemu_ld8s, { "r", "L" } },
- { INDEX_op_qemu_ld16u, { "r", "L" } },
- { INDEX_op_qemu_ld16s, { "r", "L" } },
- { INDEX_op_qemu_ld32u, { "r", "L" } },
- { INDEX_op_qemu_ld64, { "r", "r", "L" } },
-
- { INDEX_op_qemu_st8, { "L", "L" } },
- { INDEX_op_qemu_st16, { "L", "L" } },
- { INDEX_op_qemu_st32, { "L", "L" } },
- { INDEX_op_qemu_st64, { "L", "L", "L" } },
-#else
- { INDEX_op_qemu_ld8u, { "r", "L", "L" } },
- { INDEX_op_qemu_ld8s, { "r", "L", "L" } },
- { INDEX_op_qemu_ld16u, { "r", "L", "L" } },
- { INDEX_op_qemu_ld16s, { "r", "L", "L" } },
- { INDEX_op_qemu_ld32u, { "r", "L", "L" } },
- { INDEX_op_qemu_ld32s, { "r", "L", "L" } },
- { INDEX_op_qemu_ld64, { "r", "r", "L", "L" } },
-
- { INDEX_op_qemu_st8, { "L", "L", "L" } },
- { INDEX_op_qemu_st16, { "L", "L", "L" } },
- { INDEX_op_qemu_st32, { "L", "L", "L" } },
- { INDEX_op_qemu_st64, { "L", "L", "L", "L" } },
-#endif
- { -1 },
-};
-
-void tcg_target_init(TCGContext *s)
-{
- tcg_regset_set32(tcg_target_available_regs[TCG_TYPE_I32], 0, 0xffffffff);
- tcg_regset_set32(tcg_target_call_clobber_regs, 0,
- (1 << TCG_REG_R20) |
- (1 << TCG_REG_R21) |
- (1 << TCG_REG_R22) |
- (1 << TCG_REG_R23) |
- (1 << TCG_REG_R24) |
- (1 << TCG_REG_R25) |
- (1 << TCG_REG_R26));
-
- tcg_regset_clear(s->reserved_regs);
- tcg_regset_set_reg(s->reserved_regs, TCG_REG_R0); /* hardwired to zero */
- tcg_regset_set_reg(s->reserved_regs, TCG_REG_R1); /* addil target */
- tcg_regset_set_reg(s->reserved_regs, TCG_REG_RP); /* link register */
- tcg_regset_set_reg(s->reserved_regs, TCG_REG_R3); /* frame pointer */
- tcg_regset_set_reg(s->reserved_regs, TCG_REG_R18); /* return pointer */
- tcg_regset_set_reg(s->reserved_regs, TCG_REG_R19); /* clobbered w/o pic */
- tcg_regset_set_reg(s->reserved_regs, TCG_REG_R20); /* reserved */
- tcg_regset_set_reg(s->reserved_regs, TCG_REG_DP); /* data pointer */
- tcg_regset_set_reg(s->reserved_regs, TCG_REG_SP); /* stack pointer */
- tcg_regset_set_reg(s->reserved_regs, TCG_REG_R31); /* ble link reg */
-
- tcg_add_target_add_op_defs(hppa_op_defs);
-}
generated by cgit v1.1 at 2024-05-17 10:34:19 +0000