[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PULL v2 11/14] target/sparc: optimize gen_op_mulscc() usin
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PULL v2 11/14] target/sparc: optimize gen_op_mulscc() using deposit op |
Date: |
Wed, 19 Jul 2017 13:34:52 -1000 |
From: Philippe Mathieu-Daudé <address@hidden>
Suggested-by: Richard Henderson <address@hidden>
Signed-off-by: Philippe Mathieu-Daudé <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Richard Henderson <address@hidden>
---
target/sparc/translate.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/target/sparc/translate.c b/target/sparc/translate.c
index 67a83b77cc..d13173275f 100644
--- a/target/sparc/translate.c
+++ b/target/sparc/translate.c
@@ -632,11 +632,8 @@ static inline void gen_op_mulscc(TCGv dst, TCGv src1, TCGv
src2)
// b2 = T0 & 1;
// env->y = (b2 << 31) | (env->y >> 1);
- tcg_gen_andi_tl(r_temp, cpu_cc_src, 0x1);
- tcg_gen_shli_tl(r_temp, r_temp, 31);
tcg_gen_extract_tl(t0, cpu_y, 1, 31);
- tcg_gen_or_tl(t0, t0, r_temp);
- tcg_gen_andi_tl(cpu_y, t0, 0xffffffff);
+ tcg_gen_deposit_tl(cpu_y, t0, cpu_cc_src, 31, 1);
// b1 = N ^ V;
gen_mov_reg_N(t0, cpu_psr);
--
2.13.3
- [Qemu-devel] [PULL v2 02/14] util/cacheinfo: Add missing include for ppc linux, (continued)
- [Qemu-devel] [PULL v2 02/14] util/cacheinfo: Add missing include for ppc linux, Richard Henderson, 2017/07/19
- [Qemu-devel] [PULL v2 01/14] tcg/mips: reserve a register for the guest_base., Richard Henderson, 2017/07/19
- [Qemu-devel] [PULL v2 03/14] tcg: Expand glue macros before stringifying helper names, Richard Henderson, 2017/07/19
- [Qemu-devel] [PULL v2 04/14] coccinelle: ignore ASTs pre-parsed cached C files, Richard Henderson, 2017/07/19
- [Qemu-devel] [PULL v2 05/14] coccinelle: add a script to optimize tcg op using tcg_gen_extract(), Richard Henderson, 2017/07/19
- [Qemu-devel] [PULL v2 06/14] target/arm: Optimize aarch64 rev16, Richard Henderson, 2017/07/19
- [Qemu-devel] [PULL v2 07/14] target/arm: optimize aarch32 rev16, Richard Henderson, 2017/07/19
- [Qemu-devel] [PULL v2 08/14] target/m68k: optimize bcd_flags() using extract op, Richard Henderson, 2017/07/19
- [Qemu-devel] [PULL v2 09/14] target/ppc: optimize various functions using extract op, Richard Henderson, 2017/07/19
- [Qemu-devel] [PULL v2 10/14] target/sparc: optimize various functions using extract op, Richard Henderson, 2017/07/19
- [Qemu-devel] [PULL v2 11/14] target/sparc: optimize gen_op_mulscc() using deposit op,
Richard Henderson <=
- [Qemu-devel] [PULL v2 12/14] target/alpha: optimize gen_cvtlq() using deposit op, Richard Henderson, 2017/07/19
- [Qemu-devel] [PULL v2 13/14] tcg/tci: enable bswap16_i64, Richard Henderson, 2017/07/19
- [Qemu-devel] [PULL v2 14/14] tcg: Pass generic CPUState to gen_intermediate_code(), Richard Henderson, 2017/07/19
- Re: [Qemu-devel] [PULL v2 00/14] tcg-next patch queue, Peter Maydell, 2017/07/20