diff options
| -rw-r--r-- | tcg/ppc/tcg-target-con-str.h | 30 | ||||
| -rw-r--r-- | tcg/ppc/tcg-target.c.inc | 73 | ||||
| -rw-r--r-- | tcg/ppc/tcg-target.h | 1 |
3 files changed, 46 insertions, 58 deletions
diff --git a/tcg/ppc/tcg-target-con-str.h b/tcg/ppc/tcg-target-con-str.h new file mode 100644 index 0000000000..298ca20d5b --- /dev/null +++ b/tcg/ppc/tcg-target-con-str.h @@ -0,0 +1,30 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Define PowerPC target-specific operand constraints. + * Copyright (c) 2021 Linaro + */ + +/* + * Define constraint letters for register sets: + * REGS(letter, register_mask) + */ +REGS('r', ALL_GENERAL_REGS) +REGS('v', ALL_VECTOR_REGS) +REGS('A', 1u << TCG_REG_R3) +REGS('B', 1u << TCG_REG_R4) +REGS('C', 1u << TCG_REG_R5) +REGS('D', 1u << TCG_REG_R6) +REGS('L', ALL_QLOAD_REGS) +REGS('S', ALL_QSTORE_REGS) + +/* + * Define constraint letters for constants: + * CONST(letter, TCG_CT_CONST_* bit set) + */ +CONST('I', TCG_CT_CONST_S16) +CONST('J', TCG_CT_CONST_U16) +CONST('M', TCG_CT_CONST_MONE) +CONST('T', TCG_CT_CONST_S32) +CONST('U', TCG_CT_CONST_U32) +CONST('W', TCG_CT_CONST_WSZ) +CONST('Z', TCG_CT_CONST_ZERO) diff --git a/tcg/ppc/tcg-target.c.inc b/tcg/ppc/tcg-target.c.inc index cf64892295..e5aa8d2d10 100644 --- a/tcg/ppc/tcg-target.c.inc +++ b/tcg/ppc/tcg-target.c.inc @@ -62,6 +62,21 @@ #define TCG_CT_CONST_MONE 0x2000 #define TCG_CT_CONST_WSZ 0x4000 +#define ALL_GENERAL_REGS 0xffffffffu +#define ALL_VECTOR_REGS 0xffffffff00000000ull + +#ifdef CONFIG_SOFTMMU +#define ALL_QLOAD_REGS \ + (ALL_GENERAL_REGS & \ + ~((1 << TCG_REG_R3) | (1 << TCG_REG_R4) | (1 << TCG_REG_R5))) +#define ALL_QSTORE_REGS \ + (ALL_GENERAL_REGS & ~((1 << TCG_REG_R3) | (1 << TCG_REG_R4) | \ + (1 << TCG_REG_R5) | (1 << TCG_REG_R6))) +#else +#define ALL_QLOAD_REGS (ALL_GENERAL_REGS & ~(1 << TCG_REG_R3)) +#define ALL_QSTORE_REGS ALL_QLOAD_REGS +#endif + TCGPowerISA have_isa; static bool have_isel; bool have_altivec; @@ -222,64 +237,6 @@ static bool reloc_pc14(tcg_insn_unit *src_rw, const tcg_insn_unit *target) return false; } -/* parse target specific constraints */ -static const char *target_parse_constraint(TCGArgConstraint *ct, - const char *ct_str, TCGType type) -{ - switch (*ct_str++) { - case 'A': case 'B': case 'C': case 'D': - tcg_regset_set_reg(ct->regs, 3 + ct_str[0] - 'A'); - break; - case 'r': - ct->regs = 0xffffffff; - break; - case 'v': - ct->regs = 0xffffffff00000000ull; - break; - case 'L': /* qemu_ld constraint */ - ct->regs = 0xffffffff; - tcg_regset_reset_reg(ct->regs, TCG_REG_R3); -#ifdef CONFIG_SOFTMMU - tcg_regset_reset_reg(ct->regs, TCG_REG_R4); - tcg_regset_reset_reg(ct->regs, TCG_REG_R5); -#endif - break; - case 'S': /* qemu_st constraint */ - ct->regs = 0xffffffff; - tcg_regset_reset_reg(ct->regs, TCG_REG_R3); -#ifdef CONFIG_SOFTMMU - tcg_regset_reset_reg(ct->regs, TCG_REG_R4); - tcg_regset_reset_reg(ct->regs, TCG_REG_R5); - tcg_regset_reset_reg(ct->regs, TCG_REG_R6); -#endif - break; - case 'I': - ct->ct |= TCG_CT_CONST_S16; - break; - case 'J': - ct->ct |= TCG_CT_CONST_U16; - break; - case 'M': - ct->ct |= TCG_CT_CONST_MONE; - break; - case 'T': - ct->ct |= TCG_CT_CONST_S32; - break; - case 'U': - ct->ct |= TCG_CT_CONST_U32; - break; - case 'W': - ct->ct |= TCG_CT_CONST_WSZ; - break; - case 'Z': - ct->ct |= TCG_CT_CONST_ZERO; - break; - default: - return NULL; - } - return ct_str; -} - /* test if a constant matches the constraint */ static int tcg_target_const_match(tcg_target_long val, TCGType type, const TCGArgConstraint *arg_ct) diff --git a/tcg/ppc/tcg-target.h b/tcg/ppc/tcg-target.h index d1339afc66..40ed4b82dd 100644 --- a/tcg/ppc/tcg-target.h +++ b/tcg/ppc/tcg-target.h @@ -185,5 +185,6 @@ void tb_target_set_jmp_target(uintptr_t, uintptr_t, uintptr_t, uintptr_t); #define TCG_TARGET_NEED_LDST_LABELS #endif #define TCG_TARGET_NEED_POOL_LABELS +#define TCG_TARGET_CON_STR_H #endif |