From: Paolo Bonzini <pbonzini@redhat.com>
To: qemu-devel@nongnu.org
Cc: richard.henderson@linaro.org, paul@nowt.org
Subject: [PATCH 01/23] i386: do not use MOVL to move data between SSE registers
Date: Sat, 27 Aug 2022 01:11:42 +0200 [thread overview]
Message-ID: <20220826231204.201395-2-pbonzini@redhat.com> (raw)
In-Reply-To: <20220826231204.201395-1-pbonzini@redhat.com>
Write down explicitly the load/store sequence.
Extracted from a patch by Paul Brook <paul@nowt.org>.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
target/i386/tcg/translate.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c
index b7972f0ff5..3237c1d8f9 100644
--- a/target/i386/tcg/translate.c
+++ b/target/i386/tcg/translate.c
@@ -3295,8 +3295,10 @@ static void gen_sse(CPUX86State *env, DisasContext *s, int b,
offsetof(CPUX86State, xmm_regs[reg].ZMM_L(3)));
} else {
rm = (modrm & 7) | REX_B(s);
- gen_op_movl(s, offsetof(CPUX86State, xmm_regs[reg].ZMM_L(0)),
- offsetof(CPUX86State,xmm_regs[rm].ZMM_L(0)));
+ tcg_gen_ld_i32(s->tmp2_i32, cpu_env,
+ offsetof(CPUX86State, xmm_regs[rm].ZMM_L(0)));
+ tcg_gen_st_i32(s->tmp2_i32, cpu_env,
+ offsetof(CPUX86State, xmm_regs[reg].ZMM_L(0)));
}
break;
case 0x310: /* movsd xmm, ea */
--
2.37.1
next prev parent reply other threads:[~2022-08-26 23:23 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-26 23:11 [PATCH v2 00/23] target/i386: make most SSE helpers generic in the vector size Paolo Bonzini
2022-08-26 23:11 ` Paolo Bonzini [this message]
2022-08-26 23:17 ` [PATCH 01/23] i386: do not use MOVL to move data between SSE registers Richard Henderson
2022-08-26 23:11 ` [PATCH 02/23] i386: formatting fixes Paolo Bonzini
2022-08-26 23:17 ` Richard Henderson
2022-08-26 23:11 ` [PATCH 03/23] i386: Add ZMM_OFFSET macro Paolo Bonzini
2022-08-26 23:11 ` [PATCH 04/23] i386: Rework sse_op_table1 Paolo Bonzini
2022-08-26 23:11 ` [PATCH 05/23] i386: Rework sse_op_table6/7 Paolo Bonzini
2022-08-26 23:11 ` [PATCH 06/23] i386: Move 3DNOW decoder Paolo Bonzini
2022-08-26 23:11 ` [PATCH 07/23] i386: check SSE table flags instead of hardcoding opcodes Paolo Bonzini
2022-08-26 23:23 ` Richard Henderson
2022-08-26 23:11 ` [PATCH 08/23] i386: isolate MMX code more Paolo Bonzini
2022-08-26 23:28 ` Richard Henderson
2022-08-26 23:11 ` [PATCH 09/23] i386: Add size suffix to vector FP helpers Paolo Bonzini
2022-08-26 23:11 ` [PATCH 10/23] i386: do not cast gen_helper_* function pointers Paolo Bonzini
2022-08-26 23:32 ` Richard Henderson
2022-08-26 23:11 ` [PATCH 11/23] i386: Add CHECK_NO_VEX Paolo Bonzini
2022-08-26 23:11 ` [PATCH 12/23] i386: Rewrite vector shift helper Paolo Bonzini
2022-08-26 23:11 ` [PATCH 13/23] i386: Rewrite simple integer vector helpers Paolo Bonzini
2022-08-26 23:11 ` [PATCH 14/23] i386: Misc integer AVX helper prep Paolo Bonzini
2022-08-26 23:11 ` [PATCH 15/23] i386: Destructive vector helpers for AVX Paolo Bonzini
2022-08-26 23:45 ` Richard Henderson
2022-08-27 6:22 ` Paolo Bonzini
2022-08-26 23:11 ` [PATCH 16/23] i386: Floating point arithmetic helper AVX prep Paolo Bonzini
2022-08-26 23:11 ` [PATCH 17/23] i386: reimplement AVX comparison helpers Paolo Bonzini
2022-08-26 23:11 ` [PATCH 18/23] i386: Dot product AVX helper prep Paolo Bonzini
2022-08-26 23:12 ` [PATCH 19/23] i386: Destructive FP helpers for AVX Paolo Bonzini
2022-08-26 23:12 ` [PATCH 20/23] i386: Misc AVX helper prep Paolo Bonzini
2022-08-26 23:12 ` [PATCH 21/23] i386: Rewrite blendv helpers Paolo Bonzini
2022-08-26 23:12 ` [PATCH 22/23] i386: AVX pclmulqdq prep Paolo Bonzini
2022-08-26 23:12 ` [PATCH 23/23] i386: AVX+AES helpers prep Paolo Bonzini
2022-08-26 23:50 ` Richard Henderson
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