From a59a293126604183dd63bf8b890393e32e7702c4 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Mon, 17 Oct 2022 08:17:45 +0300 Subject: [PATCH] tcg/sparc64: Remove sparc32plus constraints With sparc64 we need not distinguish between registers that can hold 32-bit values and those that can hold 64-bit values. Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- tcg/sparc64/tcg-target-con-set.h | 16 ++---- tcg/sparc64/tcg-target-con-str.h | 3 -- tcg/sparc64/tcg-target.c.inc | 109 +++++++++++++++------------------------ 3 files changed, 44 insertions(+), 84 deletions(-) diff --git a/tcg/sparc64/tcg-target-con-set.h b/tcg/sparc64/tcg-target-con-set.h index 3b751dc3fb..31e6fea1fc 100644 --- a/tcg/sparc64/tcg-target-con-set.h +++ b/tcg/sparc64/tcg-target-con-set.h @@ -11,22 +11,12 @@ */ C_O0_I1(r) C_O0_I2(rZ, r) -C_O0_I2(RZ, r) C_O0_I2(rZ, rJ) -C_O0_I2(RZ, RJ) -C_O0_I2(sZ, A) -C_O0_I2(SZ, A) -C_O1_I1(r, A) -C_O1_I1(R, A) +C_O0_I2(sZ, s) +C_O1_I1(r, s) C_O1_I1(r, r) -C_O1_I1(r, R) -C_O1_I1(R, r) -C_O1_I1(R, R) -C_O1_I2(R, R, R) +C_O1_I2(r, r, r) C_O1_I2(r, rZ, rJ) -C_O1_I2(R, RZ, RJ) C_O1_I4(r, rZ, rJ, rI, 0) -C_O1_I4(R, RZ, RJ, RI, 0) C_O2_I2(r, r, rZ, rJ) -C_O2_I4(R, R, RZ, RZ, RJ, RI) C_O2_I4(r, r, rZ, rZ, rJ, rJ) diff --git a/tcg/sparc64/tcg-target-con-str.h b/tcg/sparc64/tcg-target-con-str.h index fdb25d9313..8f5c7aef97 100644 --- a/tcg/sparc64/tcg-target-con-str.h +++ b/tcg/sparc64/tcg-target-con-str.h @@ -9,10 +9,7 @@ * REGS(letter, register_mask) */ REGS('r', ALL_GENERAL_REGS) -REGS('R', ALL_GENERAL_REGS64) REGS('s', ALL_QLDST_REGS) -REGS('S', ALL_QLDST_REGS64) -REGS('A', TARGET_LONG_BITS == 64 ? ALL_QLDST_REGS64 : ALL_QLDST_REGS) /* * Define constraint letters for constants: diff --git a/tcg/sparc64/tcg-target.c.inc b/tcg/sparc64/tcg-target.c.inc index 097bcfcd12..cb9453efdd 100644 --- a/tcg/sparc64/tcg-target.c.inc +++ b/tcg/sparc64/tcg-target.c.inc @@ -80,19 +80,8 @@ static const char * const tcg_target_reg_names[TCG_TARGET_NB_REGS] = { #else #define SOFTMMU_RESERVE_REGS 0 #endif - -/* - * Note that sparcv8plus can only hold 64 bit quantities in %g and %o - * registers. These are saved manually by the kernel in full 64-bit - * slots. The %i and %l registers are saved by the register window - * mechanism, which only allocates space for 32 bits. Given that this - * window spill/fill can happen on any signal, we must consider the - * high bits of the %i and %l registers garbage at all times. - */ #define ALL_GENERAL_REGS MAKE_64BIT_MASK(0, 32) -# define ALL_GENERAL_REGS64 ALL_GENERAL_REGS #define ALL_QLDST_REGS (ALL_GENERAL_REGS & ~SOFTMMU_RESERVE_REGS) -#define ALL_QLDST_REGS64 (ALL_GENERAL_REGS64 & ~SOFTMMU_RESERVE_REGS) /* Define some temporary registers. T2 is used for constant generation. */ #define TCG_REG_T1 TCG_REG_G1 @@ -1738,107 +1727,91 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode op) return C_O0_I1(r); case INDEX_op_ld8u_i32: + case INDEX_op_ld8u_i64: case INDEX_op_ld8s_i32: + case INDEX_op_ld8s_i64: case INDEX_op_ld16u_i32: + case INDEX_op_ld16u_i64: case INDEX_op_ld16s_i32: + case INDEX_op_ld16s_i64: case INDEX_op_ld_i32: + case INDEX_op_ld32u_i64: + case INDEX_op_ld32s_i64: + case INDEX_op_ld_i64: case INDEX_op_neg_i32: + case INDEX_op_neg_i64: case INDEX_op_not_i32: + case INDEX_op_not_i64: + case INDEX_op_ext32s_i64: + case INDEX_op_ext32u_i64: + case INDEX_op_ext_i32_i64: + case INDEX_op_extu_i32_i64: + case INDEX_op_extrl_i64_i32: + case INDEX_op_extrh_i64_i32: return C_O1_I1(r, r); case INDEX_op_st8_i32: + case INDEX_op_st8_i64: case INDEX_op_st16_i32: + case INDEX_op_st16_i64: case INDEX_op_st_i32: + case INDEX_op_st32_i64: + case INDEX_op_st_i64: return C_O0_I2(rZ, r); case INDEX_op_add_i32: + case INDEX_op_add_i64: case INDEX_op_mul_i32: + case INDEX_op_mul_i64: case INDEX_op_div_i32: + case INDEX_op_div_i64: case INDEX_op_divu_i32: + case INDEX_op_divu_i64: case INDEX_op_sub_i32: + case INDEX_op_sub_i64: case INDEX_op_and_i32: + case INDEX_op_and_i64: case INDEX_op_andc_i32: + case INDEX_op_andc_i64: case INDEX_op_or_i32: + case INDEX_op_or_i64: case INDEX_op_orc_i32: + case INDEX_op_orc_i64: case INDEX_op_xor_i32: + case INDEX_op_xor_i64: case INDEX_op_shl_i32: + case INDEX_op_shl_i64: case INDEX_op_shr_i32: + case INDEX_op_shr_i64: case INDEX_op_sar_i32: + case INDEX_op_sar_i64: case INDEX_op_setcond_i32: + case INDEX_op_setcond_i64: return C_O1_I2(r, rZ, rJ); case INDEX_op_brcond_i32: + case INDEX_op_brcond_i64: return C_O0_I2(rZ, rJ); case INDEX_op_movcond_i32: + case INDEX_op_movcond_i64: return C_O1_I4(r, rZ, rJ, rI, 0); case INDEX_op_add2_i32: + case INDEX_op_add2_i64: case INDEX_op_sub2_i32: + case INDEX_op_sub2_i64: return C_O2_I4(r, r, rZ, rZ, rJ, rJ); case INDEX_op_mulu2_i32: case INDEX_op_muls2_i32: return C_O2_I2(r, r, rZ, rJ); - - case INDEX_op_ld8u_i64: - case INDEX_op_ld8s_i64: - case INDEX_op_ld16u_i64: - case INDEX_op_ld16s_i64: - case INDEX_op_ld32u_i64: - case INDEX_op_ld32s_i64: - case INDEX_op_ld_i64: - case INDEX_op_ext_i32_i64: - case INDEX_op_extu_i32_i64: - return C_O1_I1(R, r); - - case INDEX_op_st8_i64: - case INDEX_op_st16_i64: - case INDEX_op_st32_i64: - case INDEX_op_st_i64: - return C_O0_I2(RZ, r); - - case INDEX_op_add_i64: - case INDEX_op_mul_i64: - case INDEX_op_div_i64: - case INDEX_op_divu_i64: - case INDEX_op_sub_i64: - case INDEX_op_and_i64: - case INDEX_op_andc_i64: - case INDEX_op_or_i64: - case INDEX_op_orc_i64: - case INDEX_op_xor_i64: - case INDEX_op_shl_i64: - case INDEX_op_shr_i64: - case INDEX_op_sar_i64: - case INDEX_op_setcond_i64: - return C_O1_I2(R, RZ, RJ); - - case INDEX_op_neg_i64: - case INDEX_op_not_i64: - case INDEX_op_ext32s_i64: - case INDEX_op_ext32u_i64: - return C_O1_I1(R, R); - - case INDEX_op_extrl_i64_i32: - case INDEX_op_extrh_i64_i32: - return C_O1_I1(r, R); - - case INDEX_op_brcond_i64: - return C_O0_I2(RZ, RJ); - case INDEX_op_movcond_i64: - return C_O1_I4(R, RZ, RJ, RI, 0); - case INDEX_op_add2_i64: - case INDEX_op_sub2_i64: - return C_O2_I4(R, R, RZ, RZ, RJ, RI); case INDEX_op_muluh_i64: - return C_O1_I2(R, R, R); + return C_O1_I2(r, r, r); case INDEX_op_qemu_ld_i32: - return C_O1_I1(r, A); case INDEX_op_qemu_ld_i64: - return C_O1_I1(R, A); + return C_O1_I1(r, s); case INDEX_op_qemu_st_i32: - return C_O0_I2(sZ, A); case INDEX_op_qemu_st_i64: - return C_O0_I2(SZ, A); + return C_O0_I2(sZ, s); default: g_assert_not_reached(); @@ -1859,7 +1832,7 @@ static void tcg_target_init(TCGContext *s) #endif tcg_target_available_regs[TCG_TYPE_I32] = ALL_GENERAL_REGS; - tcg_target_available_regs[TCG_TYPE_I64] = ALL_GENERAL_REGS64; + tcg_target_available_regs[TCG_TYPE_I64] = ALL_GENERAL_REGS; tcg_target_call_clobber_regs = 0; tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_G1); -- 2.11.0