From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: Jiajie Chen <c@jia.je>
Subject: [PATCH 05/35] tcg/loongarch64: Use cpuinfo.h
Date: Mon, 6 Nov 2023 18:48:12 -0800 [thread overview]
Message-ID: <20231107024842.7650-6-richard.henderson@linaro.org> (raw)
In-Reply-To: <20231107024842.7650-1-richard.henderson@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Jiajie Chen <c@jia.je>
Message-Id: <20230916220151.526140-5-richard.henderson@linaro.org>
---
tcg/loongarch64/tcg-target.h | 8 ++++----
tcg/loongarch64/tcg-target.c.inc | 8 +-------
2 files changed, 5 insertions(+), 11 deletions(-)
diff --git a/tcg/loongarch64/tcg-target.h b/tcg/loongarch64/tcg-target.h
index 03017672f6..1bea15b02e 100644
--- a/tcg/loongarch64/tcg-target.h
+++ b/tcg/loongarch64/tcg-target.h
@@ -29,6 +29,8 @@
#ifndef LOONGARCH_TCG_TARGET_H
#define LOONGARCH_TCG_TARGET_H
+#include "host/cpuinfo.h"
+
#define TCG_TARGET_INSN_UNIT_SIZE 4
#define TCG_TARGET_NB_REGS 64
@@ -85,8 +87,6 @@ typedef enum {
TCG_VEC_TMP0 = TCG_REG_V23,
} TCGReg;
-extern bool use_lsx_instructions;
-
/* used for function call generation */
#define TCG_REG_CALL_STACK TCG_REG_SP
#define TCG_TARGET_STACK_ALIGN 16
@@ -171,10 +171,10 @@ extern bool use_lsx_instructions;
#define TCG_TARGET_HAS_muluh_i64 1
#define TCG_TARGET_HAS_mulsh_i64 1
-#define TCG_TARGET_HAS_qemu_ldst_i128 use_lsx_instructions
+#define TCG_TARGET_HAS_qemu_ldst_i128 (cpuinfo & CPUINFO_LSX)
#define TCG_TARGET_HAS_v64 0
-#define TCG_TARGET_HAS_v128 use_lsx_instructions
+#define TCG_TARGET_HAS_v128 (cpuinfo & CPUINFO_LSX)
#define TCG_TARGET_HAS_v256 0
#define TCG_TARGET_HAS_not_vec 1
diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.c.inc
index a1a387df31..ae13c1f666 100644
--- a/tcg/loongarch64/tcg-target.c.inc
+++ b/tcg/loongarch64/tcg-target.c.inc
@@ -32,8 +32,6 @@
#include "../tcg-ldst.c.inc"
#include <asm/hwcap.h>
-bool use_lsx_instructions;
-
#ifdef CONFIG_DEBUG_TCG
static const char * const tcg_target_reg_names[TCG_TARGET_NB_REGS] = {
"zero",
@@ -2314,10 +2312,6 @@ static void tcg_target_init(TCGContext *s)
exit(EXIT_FAILURE);
}
- if (hwcap & HWCAP_LOONGARCH_LSX) {
- use_lsx_instructions = 1;
- }
-
tcg_target_available_regs[TCG_TYPE_I32] = ALL_GENERAL_REGS;
tcg_target_available_regs[TCG_TYPE_I64] = ALL_GENERAL_REGS;
@@ -2333,7 +2327,7 @@ static void tcg_target_init(TCGContext *s)
tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S8);
tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S9);
- if (use_lsx_instructions) {
+ if (cpuinfo & CPUINFO_LSX) {
tcg_target_available_regs[TCG_TYPE_V128] = ALL_VECTOR_REGS;
tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_V24);
tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_V25);
--
2.34.1
next prev parent reply other threads:[~2023-11-07 2:54 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-07 2:48 [PATCH 00/35] tcg patch queue Richard Henderson
2023-11-07 2:48 ` [PATCH 01/35] accel/tcg: Move HMP info jit and info opcount code Richard Henderson
2023-11-07 2:48 ` [PATCH 02/35] tcg: Add C_N2_I1 Richard Henderson
2023-11-07 2:48 ` [PATCH 03/35] tcg/loongarch64: Use C_N2_I1 for INDEX_op_qemu_ld_a*_i128 Richard Henderson
2023-11-07 2:48 ` [PATCH 04/35] util: Add cpuinfo for loongarch64 Richard Henderson
2023-11-07 2:48 ` Richard Henderson [this message]
2023-11-07 2:48 ` [PATCH 06/35] host/include/loongarch64: Add atomic16 load and store Richard Henderson
2023-11-07 2:48 ` [PATCH 07/35] accel/tcg: Remove redundant case in store_atom_16 Richard Henderson
2023-11-07 2:48 ` [PATCH 08/35] accel/tcg: Fix condition for store_atom_insert_al16 Richard Henderson
2023-11-07 2:48 ` [PATCH 09/35] tcg: Mark tcg_gen_op* as noinline Richard Henderson
2023-11-07 2:48 ` [PATCH 10/35] tcg: Move tcg_gen_op* out of line Richard Henderson
2023-11-07 2:48 ` [PATCH 11/35] tcg: Move generic expanders " Richard Henderson
2023-11-07 2:48 ` [PATCH 12/35] tcg: Move 32-bit " Richard Henderson
2023-11-07 2:48 ` [PATCH 13/35] tcg: Move 64-bit " Richard Henderson
2023-11-07 2:48 ` [PATCH 14/35] tcg: Move vec_gen_* declarations to tcg-internal.h Richard Henderson
2023-11-07 2:48 ` [PATCH 15/35] tcg: Move tcg_gen_opN " Richard Henderson
2023-11-07 2:48 ` [PATCH 16/35] tcg: Unexport tcg_gen_op*_{i32,i64} Richard Henderson
2023-11-07 2:48 ` [PATCH 17/35] tcg: Move tcg_constant_* out of line Richard Henderson
2023-11-07 2:48 ` [PATCH 18/35] tcg: Move tcg_temp_new_*, tcg_global_mem_new_* " Richard Henderson
2023-11-07 2:48 ` [PATCH 19/35] tcg: Move tcg_temp_free_* " Richard Henderson
2023-11-07 2:48 ` [PATCH 20/35] tcg/mips: Split out tcg_out_setcond_int Richard Henderson
2023-11-07 2:48 ` [PATCH 21/35] tcg/mips: Always implement movcond Richard Henderson
2023-11-07 2:48 ` [PATCH 22/35] tcg: Remove TCG_TARGET_HAS_movcond_{i32,i64} Richard Henderson
2023-11-07 2:48 ` [PATCH 23/35] tcg/mips: Implement neg opcodes Richard Henderson
2023-11-07 2:48 ` [PATCH 24/35] tcg/loongarch64: " Richard Henderson
2023-11-07 2:48 ` [PATCH 25/35] tcg: Remove TCG_TARGET_HAS_neg_{i32,i64} Richard Henderson
2023-11-07 2:48 ` [PATCH 26/35] tcg: Don't free vector results Richard Henderson
2023-11-07 2:48 ` [PATCH 27/35] tcg/optimize: Pipe OptContext into reset_ts Richard Henderson
2023-11-07 2:48 ` [PATCH 28/35] tcg/optimize: Split out cmp_better_copy Richard Henderson
2023-11-07 2:48 ` [PATCH 29/35] tcg/optimize: Optimize env memory operations Richard Henderson
2023-11-07 2:48 ` [PATCH 30/35] tcg: Eliminate duplicate env store operations Richard Henderson
2023-11-07 2:48 ` [PATCH 31/35] tcg/optimize: Split out arg_new_constant Richard Henderson
2023-11-07 2:48 ` [PATCH 32/35] tcg: Canonicalize subi to addi during opcode generation Richard Henderson
2023-11-07 2:48 ` [PATCH 33/35] tcg/optimize: Canonicalize subi to addi during optimization Richard Henderson
2023-11-07 2:48 ` [PATCH 34/35] tcg/optimize: Canonicalize sub2 with constants to add2 Richard Henderson
2023-11-07 2:48 ` [PATCH 35/35] tcg/sparc64: Implement tcg_out_extrl_i64_i32 Richard Henderson
2023-11-07 2:55 ` [PULL 00/35] tcg patch queue Richard Henderson
2023-11-07 3:06 ` Stefan Hajnoczi
2023-11-07 4:59 ` [PATCH " Stefan Hajnoczi
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