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Diffstat (limited to 'tcg/sparc/tcg-target.c')
-rw-r--r--tcg/sparc/tcg-target.c230
1 files changed, 101 insertions, 129 deletions
diff --git a/tcg/sparc/tcg-target.c b/tcg/sparc/tcg-target.c
index cf2d3fe..a1eed23 100644
--- a/tcg/sparc/tcg-target.c
+++ b/tcg/sparc/tcg-target.c
@@ -141,9 +141,6 @@ static int target_parse_constraint(TCGArgConstraint *ct, const char **pct_str)
tcg_regset_reset_reg(ct->u.regs, TCG_REG_O0);
tcg_regset_reset_reg(ct->u.regs, TCG_REG_O1);
tcg_regset_reset_reg(ct->u.regs, TCG_REG_O2);
- // Internal use
- tcg_regset_reset_reg(ct->u.regs, TCG_REG_L0);
- tcg_regset_reset_reg(ct->u.regs, TCG_REG_L1);
break;
case 'I':
ct->ct |= TCG_CT_CONST_S11;
@@ -497,8 +494,8 @@ static const void * const qemu_st_helpers[4] = {
static void tcg_out_qemu_ld(TCGContext *s, const TCGArg *args,
int opc)
{
- int addr_reg, data_reg, r0, r1, arg0, arg1, mem_index, s_bits;
- int target_ld_op, host_ld_op;
+ int addr_reg, data_reg, arg0, arg1, arg2, mem_index, s_bits;
+ int target_ld_op, host_ld_op, sll_op, sra_op;
#if defined(CONFIG_SOFTMMU)
uint32_t *label1_ptr, *label2_ptr;
#endif
@@ -508,10 +505,9 @@ static void tcg_out_qemu_ld(TCGContext *s, const TCGArg *args,
mem_index = *args;
s_bits = opc & 3;
- r0 = TCG_REG_L0;
- r1 = TCG_REG_L1;
arg0 = TCG_REG_O0;
arg1 = TCG_REG_O1;
+ arg2 = TCG_REG_O2;
#if TARGET_LONG_BITS == 32
target_ld_op = LDUW;
@@ -521,33 +517,39 @@ static void tcg_out_qemu_ld(TCGContext *s, const TCGArg *args,
#ifdef __arch64__
host_ld_op = LDX;
+ sll_op = SHIFT_SLLX;
+ sra_op = SHIFT_SRAX;
#else
host_ld_op = LDUW;
+ sll_op = SHIFT_SLL;
+ sra_op = SHIFT_SRA;
#endif
#if defined(CONFIG_SOFTMMU)
- /* srl addr_reg, x, r1 */
- tcg_out_arithi(s, r1, addr_reg, TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS,
+ /* srl addr_reg, x, arg1 */
+ tcg_out_arithi(s, arg1, addr_reg, TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS,
SHIFT_SRL);
- /* and addr_reg, x, r0 */
- tcg_out_arithi(s, r0, addr_reg, TARGET_PAGE_MASK | ((1 << s_bits) - 1),
+ /* and addr_reg, x, arg0 */
+ tcg_out_arithi(s, arg0, addr_reg, TARGET_PAGE_MASK | ((1 << s_bits) - 1),
ARITH_AND);
- /* and r1, x, r1 */
- tcg_out_andi(s, r1, (CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS);
+ /* and arg1, x, arg1 */
+ tcg_out_andi(s, arg1, (CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS);
- /* add r1, x, r1 */
- tcg_out_addi(s, r1, offsetof(CPUState, tlb_table[mem_index][0].addr_read));
+ /* add arg1, x, arg1 */
+ tcg_out_addi(s, arg1, offsetof(CPUState,
+ tlb_table[mem_index][0].addr_read));
- /* add env, r1, r1 */
- tcg_out_arith(s, r1, TCG_AREG0, r1, ARITH_ADD);
+ /* add env, arg1, arg1 */
+ tcg_out_arith(s, arg1, TCG_AREG0, arg1, ARITH_ADD);
- /* ld [r1], arg1 */
- tcg_out32(s, target_ld_op | INSN_RD(arg1) | INSN_RS1(r1) | INSN_RS2(TCG_REG_G0));
+ /* ld [arg1], arg2 */
+ tcg_out32(s, target_ld_op | INSN_RD(arg2) | INSN_RS1(arg1) |
+ INSN_RS2(TCG_REG_G0));
- /* subcc r0, arg1, %g0 */
- tcg_out_arith(s, TCG_REG_G0, r0, arg1, ARITH_SUBCC);
+ /* subcc arg0, arg2, %g0 */
+ tcg_out_arith(s, TCG_REG_G0, arg0, arg2, ARITH_SUBCC);
/* will become:
be label1 */
@@ -569,25 +571,25 @@ static void tcg_out_qemu_ld(TCGContext *s, const TCGArg *args,
switch(opc) {
case 0 | 4:
/* sll arg0, 24/56, data_reg */
- tcg_out_arithi(s, data_reg, arg0, sizeof(tcg_target_long) * 8 - 8,
- SHIFT_SLL);
+ tcg_out_arithi(s, data_reg, arg0, (int)sizeof(tcg_target_long) * 8 - 8,
+ sll_op);
/* sra data_reg, 24/56, data_reg */
- tcg_out_arithi(s, data_reg, data_reg, sizeof(tcg_target_long) * 8 - 8,
- SHIFT_SRA);
+ tcg_out_arithi(s, data_reg, data_reg,
+ (int)sizeof(tcg_target_long) * 8 - 8, sra_op);
break;
case 1 | 4:
/* sll arg0, 16/48, data_reg */
- tcg_out_arithi(s, data_reg, arg0, sizeof(tcg_target_long) * 8 - 16,
- SHIFT_SLL);
+ tcg_out_arithi(s, data_reg, arg0,
+ (int)sizeof(tcg_target_long) * 8 - 16, sll_op);
/* sra data_reg, 16/48, data_reg */
- tcg_out_arithi(s, data_reg, data_reg, sizeof(tcg_target_long) * 8 - 16,
- SHIFT_SRA);
+ tcg_out_arithi(s, data_reg, data_reg,
+ (int)sizeof(tcg_target_long) * 8 - 16, sra_op);
break;
case 2 | 4:
/* sll arg0, 32, data_reg */
- tcg_out_arithi(s, data_reg, arg0, 32, SHIFT_SLL);
+ tcg_out_arithi(s, data_reg, arg0, 32, sll_op);
/* sra data_reg, 32, data_reg */
- tcg_out_arithi(s, data_reg, data_reg, 32, SHIFT_SRA);
+ tcg_out_arithi(s, data_reg, data_reg, 32, sra_op);
break;
case 0:
case 1:
@@ -612,67 +614,67 @@ static void tcg_out_qemu_ld(TCGContext *s, const TCGArg *args,
INSN_OFF22((unsigned long)s->code_ptr -
(unsigned long)label1_ptr));
- /* ld [r1 + x], r1 */
- tcg_out_ldst(s, r1, r1, offsetof(CPUTLBEntry, addend) -
+ /* ld [arg1 + x], arg1 */
+ tcg_out_ldst(s, arg1, arg1, offsetof(CPUTLBEntry, addend) -
offsetof(CPUTLBEntry, addr_read), host_ld_op);
- /* add r0, r1, r0 */
- tcg_out_arith(s, r0, r1, r0, ARITH_ADD);
+ /* add addr_reg, arg1, arg0 */
+ tcg_out_arith(s, arg0, addr_reg, arg1, ARITH_ADD);
#else
- r0 = addr_reg;
+ arg0 = addr_reg;
#endif
switch(opc) {
case 0:
- /* ldub [r0], data_reg */
- tcg_out_ldst(s, data_reg, r0, 0, LDUB);
+ /* ldub [arg0], data_reg */
+ tcg_out_ldst(s, data_reg, arg0, 0, LDUB);
break;
case 0 | 4:
- /* ldsb [r0], data_reg */
- tcg_out_ldst(s, data_reg, r0, 0, LDSB);
+ /* ldsb [arg0], data_reg */
+ tcg_out_ldst(s, data_reg, arg0, 0, LDSB);
break;
case 1:
#ifdef TARGET_WORDS_BIGENDIAN
- /* lduh [r0], data_reg */
- tcg_out_ldst(s, data_reg, r0, 0, LDUH);
+ /* lduh [arg0], data_reg */
+ tcg_out_ldst(s, data_reg, arg0, 0, LDUH);
#else
- /* lduha [r0] ASI_PRIMARY_LITTLE, data_reg */
- tcg_out_ldst_asi(s, data_reg, r0, 0, LDUHA, ASI_PRIMARY_LITTLE);
+ /* lduha [arg0] ASI_PRIMARY_LITTLE, data_reg */
+ tcg_out_ldst_asi(s, data_reg, arg0, 0, LDUHA, ASI_PRIMARY_LITTLE);
#endif
break;
case 1 | 4:
#ifdef TARGET_WORDS_BIGENDIAN
- /* ldsh [r0], data_reg */
- tcg_out_ldst(s, data_reg, r0, 0, LDSH);
+ /* ldsh [arg0], data_reg */
+ tcg_out_ldst(s, data_reg, arg0, 0, LDSH);
#else
- /* ldsha [r0] ASI_PRIMARY_LITTLE, data_reg */
- tcg_out_ldst_asi(s, data_reg, r0, 0, LDSHA, ASI_PRIMARY_LITTLE);
+ /* ldsha [arg0] ASI_PRIMARY_LITTLE, data_reg */
+ tcg_out_ldst_asi(s, data_reg, arg0, 0, LDSHA, ASI_PRIMARY_LITTLE);
#endif
break;
case 2:
#ifdef TARGET_WORDS_BIGENDIAN
- /* lduw [r0], data_reg */
- tcg_out_ldst(s, data_reg, r0, 0, LDUW);
+ /* lduw [arg0], data_reg */
+ tcg_out_ldst(s, data_reg, arg0, 0, LDUW);
#else
- /* lduwa [r0] ASI_PRIMARY_LITTLE, data_reg */
- tcg_out_ldst_asi(s, data_reg, r0, 0, LDUWA, ASI_PRIMARY_LITTLE);
+ /* lduwa [arg0] ASI_PRIMARY_LITTLE, data_reg */
+ tcg_out_ldst_asi(s, data_reg, arg0, 0, LDUWA, ASI_PRIMARY_LITTLE);
#endif
break;
case 2 | 4:
#ifdef TARGET_WORDS_BIGENDIAN
- /* ldsw [r0], data_reg */
- tcg_out_ldst(s, data_reg, r0, 0, LDSW);
+ /* ldsw [arg0], data_reg */
+ tcg_out_ldst(s, data_reg, arg0, 0, LDSW);
#else
- /* ldswa [r0] ASI_PRIMARY_LITTLE, data_reg */
- tcg_out_ldst_asi(s, data_reg, r0, 0, LDSWA, ASI_PRIMARY_LITTLE);
+ /* ldswa [arg0] ASI_PRIMARY_LITTLE, data_reg */
+ tcg_out_ldst_asi(s, data_reg, arg0, 0, LDSWA, ASI_PRIMARY_LITTLE);
#endif
break;
case 3:
#ifdef TARGET_WORDS_BIGENDIAN
- /* ldx [r0], data_reg */
- tcg_out_ldst(s, data_reg, r0, 0, LDX);
+ /* ldx [arg0], data_reg */
+ tcg_out_ldst(s, data_reg, arg0, 0, LDX);
#else
- /* ldxa [r0] ASI_PRIMARY_LITTLE, data_reg */
- tcg_out_ldst_asi(s, data_reg, r0, 0, LDXA, ASI_PRIMARY_LITTLE);
+ /* ldxa [arg0] ASI_PRIMARY_LITTLE, data_reg */
+ tcg_out_ldst_asi(s, data_reg, arg0, 0, LDXA, ASI_PRIMARY_LITTLE);
#endif
break;
default:
@@ -690,7 +692,7 @@ static void tcg_out_qemu_ld(TCGContext *s, const TCGArg *args,
static void tcg_out_qemu_st(TCGContext *s, const TCGArg *args,
int opc)
{
- int addr_reg, data_reg, r0, r1, arg0, arg1, arg2, mem_index, s_bits;
+ int addr_reg, data_reg, arg0, arg1, arg2, mem_index, s_bits;
int target_ld_op, host_ld_op;
#if defined(CONFIG_SOFTMMU)
uint32_t *label1_ptr, *label2_ptr;
@@ -702,8 +704,6 @@ static void tcg_out_qemu_st(TCGContext *s, const TCGArg *args,
s_bits = opc;
- r0 = TCG_REG_L0;
- r1 = TCG_REG_L1;
arg0 = TCG_REG_O0;
arg1 = TCG_REG_O1;
arg2 = TCG_REG_O2;
@@ -721,28 +721,30 @@ static void tcg_out_qemu_st(TCGContext *s, const TCGArg *args,
#endif
#if defined(CONFIG_SOFTMMU)
- /* srl addr_reg, x, r1 */
- tcg_out_arithi(s, r1, addr_reg, TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS,
+ /* srl addr_reg, x, arg1 */
+ tcg_out_arithi(s, arg1, addr_reg, TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS,
SHIFT_SRL);
- /* and addr_reg, x, r0 */
- tcg_out_arithi(s, r0, addr_reg, TARGET_PAGE_MASK | ((1 << s_bits) - 1),
+ /* and addr_reg, x, arg0 */
+ tcg_out_arithi(s, arg0, addr_reg, TARGET_PAGE_MASK | ((1 << s_bits) - 1),
ARITH_AND);
- /* and r1, x, r1 */
- tcg_out_andi(s, r1, (CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS);
+ /* and arg1, x, arg1 */
+ tcg_out_andi(s, arg1, (CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS);
- /* add r1, x, r1 */
- tcg_out_addi(s, r1, offsetof(CPUState, tlb_table[mem_index][0].addr_write));
+ /* add arg1, x, arg1 */
+ tcg_out_addi(s, arg1, offsetof(CPUState,
+ tlb_table[mem_index][0].addr_write));
- /* add env, r1, r1 */
- tcg_out_arith(s, r1, TCG_AREG0, r1, ARITH_ADD);
+ /* add env, arg1, arg1 */
+ tcg_out_arith(s, arg1, TCG_AREG0, arg1, ARITH_ADD);
- /* ld [r1], arg1 */
- tcg_out32(s, target_ld_op | INSN_RD(arg1) | INSN_RS1(r1) | INSN_RS2(TCG_REG_G0));
+ /* ld [arg1], arg2 */
+ tcg_out32(s, target_ld_op | INSN_RD(arg2) | INSN_RS1(arg1) |
+ INSN_RS2(TCG_REG_G0));
- /* subcc r0, arg1, %g0 */
- tcg_out_arith(s, TCG_REG_G0, r0, arg1, ARITH_SUBCC);
+ /* subcc arg0, arg2, %g0 */
+ tcg_out_arith(s, TCG_REG_G0, arg0, arg2, ARITH_SUBCC);
/* will become:
be label1 */
@@ -752,40 +754,8 @@ static void tcg_out_qemu_st(TCGContext *s, const TCGArg *args,
/* mov (delay slot) */
tcg_out_mov(s, arg0, addr_reg);
- /* arg1 = sign_extend(data_reg); */
- switch(opc) {
- case 0 | 4:
- /* sll data_reg, 24/56, arg1 */
- tcg_out_arithi(s, arg1, data_reg, sizeof(tcg_target_long) * 8 - 8, SHIFT_SLL);
- /* sra arg1, 24/56, arg1 */
- tcg_out_arithi(s, arg1, arg1, sizeof(tcg_target_long) * 8 - 8,
- SHIFT_SRA);
- break;
- case 1 | 4:
- /* sll data_reg, 16/48, arg1 */
- tcg_out_arithi(s, data_reg, arg1, sizeof(tcg_target_long) * 8 - 16, SHIFT_SLL);
- /* sra arg1, 16/48, arg1 */
- tcg_out_arithi(s, arg1, arg1, sizeof(tcg_target_long) * 8 - 16,
- SHIFT_SRA);
- break;
- case 2 | 4:
- /* sll data_reg, 32, arg1 */
- tcg_out_arithi(s, data_reg, arg1, 32, SHIFT_SLL);
- /* sra arg1, 32, arg1 */
- tcg_out_arithi(s, arg1, arg1, 32, SHIFT_SRA);
- break;
- case 0:
- case 1:
- case 2:
- case 3:
- default:
- /* mov */
- tcg_out_mov(s, arg1, data_reg);
- break;
- }
-
/* mov */
- tcg_out_mov(s, arg0, addr_reg);
+ tcg_out_mov(s, arg1, data_reg);
/* XXX: move that code at the end of the TB */
/* qemu_st_helper[s_bits](arg0, arg1, arg2) */
@@ -808,46 +778,46 @@ static void tcg_out_qemu_st(TCGContext *s, const TCGArg *args,
INSN_OFF22((unsigned long)s->code_ptr -
(unsigned long)label1_ptr));
- /* ld [r1 + x], r1 */
- tcg_out_ldst(s, arg1, r1, offsetof(CPUTLBEntry, addend) -
+ /* ld [arg1 + x], arg1 */
+ tcg_out_ldst(s, arg1, arg1, offsetof(CPUTLBEntry, addend) -
offsetof(CPUTLBEntry, addr_write), host_ld_op);
- /* add r0, r1, r0 */
- tcg_out_arith(s, r0, arg1, r0, ARITH_ADD);
+ /* add addr_reg, arg1, arg0 */
+ tcg_out_arith(s, arg0, addr_reg, arg1, ARITH_ADD);
#else
- r0 = addr_reg;
+ arg0 = addr_reg;
#endif
switch(opc) {
case 0:
- /* stb data_reg, [r0] */
- tcg_out_ldst(s, data_reg, r0, 0, STB);
+ /* stb data_reg, [arg0] */
+ tcg_out_ldst(s, data_reg, arg0, 0, STB);
break;
case 1:
#ifdef TARGET_WORDS_BIGENDIAN
- /* sth data_reg, [r0] */
- tcg_out_ldst(s, data_reg, r0, 0, STH);
+ /* sth data_reg, [arg0] */
+ tcg_out_ldst(s, data_reg, arg0, 0, STH);
#else
- /* stha data_reg, [r0] ASI_PRIMARY_LITTLE */
- tcg_out_ldst_asi(s, data_reg, r0, 0, STHA, ASI_PRIMARY_LITTLE);
+ /* stha data_reg, [arg0] ASI_PRIMARY_LITTLE */
+ tcg_out_ldst_asi(s, data_reg, arg0, 0, STHA, ASI_PRIMARY_LITTLE);
#endif
break;
case 2:
#ifdef TARGET_WORDS_BIGENDIAN
- /* stw data_reg, [r0] */
- tcg_out_ldst(s, data_reg, r0, 0, STW);
+ /* stw data_reg, [arg0] */
+ tcg_out_ldst(s, data_reg, arg0, 0, STW);
#else
- /* stwa data_reg, [r0] ASI_PRIMARY_LITTLE */
- tcg_out_ldst_asi(s, data_reg, r0, 0, STWA, ASI_PRIMARY_LITTLE);
+ /* stwa data_reg, [arg0] ASI_PRIMARY_LITTLE */
+ tcg_out_ldst_asi(s, data_reg, arg0, 0, STWA, ASI_PRIMARY_LITTLE);
#endif
break;
case 3:
#ifdef TARGET_WORDS_BIGENDIAN
- /* stx data_reg, [r0] */
- tcg_out_ldst(s, data_reg, r0, 0, STX);
+ /* stx data_reg, [arg0] */
+ tcg_out_ldst(s, data_reg, arg0, 0, STX);
#else
- /* stxa data_reg, [r0] ASI_PRIMARY_LITTLE */
- tcg_out_ldst_asi(s, data_reg, r0, 0, STXA, ASI_PRIMARY_LITTLE);
+ /* stxa data_reg, [arg0] ASI_PRIMARY_LITTLE */
+ tcg_out_ldst_asi(s, data_reg, arg0, 0, STXA, ASI_PRIMARY_LITTLE);
#endif
break;
default:
@@ -1164,6 +1134,8 @@ static const TCGTargetOpDef sparc_op_defs[] = {
{ INDEX_op_st16_i64, { "r", "r" } },
{ INDEX_op_st32_i64, { "r", "r" } },
{ INDEX_op_st_i64, { "r", "r" } },
+ { INDEX_op_qemu_ld64, { "L", "L" } },
+ { INDEX_op_qemu_st64, { "L", "L" } },
{ INDEX_op_add_i64, { "r", "r", "rJ" } },
{ INDEX_op_mul_i64, { "r", "r", "rJ" } },
generated by cgit v1.1 at 2024-12-28 15:46:25 +0000