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[Qemu-devel] [PATCH 53/57] target-i386: Implement RORX
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH 53/57] target-i386: Implement RORX |
Date: |
Wed, 23 Jan 2013 20:03:37 -0800 |
Signed-off-by: Richard Henderson <address@hidden>
---
target-i386/translate.c | 32 ++++++++++++++++++++++++++++++++
1 file changed, 32 insertions(+)
diff --git a/target-i386/translate.c b/target-i386/translate.c
index 1519566..ec8234d 100644
--- a/target-i386/translate.c
+++ b/target-i386/translate.c
@@ -4429,6 +4429,38 @@ static void gen_sse(CPUX86State *env, DisasContext *s,
int b,
tcg_gen_addi_ptr(cpu_ptr1, cpu_env, op2_offset);
sse_fn_eppi(cpu_env, cpu_ptr0, cpu_ptr1, tcg_const_i32(val));
break;
+
+ case 0x33a:
+ /* Various integer extensions at 0f 3a f[0-f]. */
+ b = modrm | (b1 << 8);
+ modrm = cpu_ldub_code(env, s->pc++);
+ reg = ((modrm >> 3) & 7) | rex_r;
+
+ switch (b) {
+ case 0x3f0: /* rorx Gy,Ey, Ib */
+ if (!(s->cpuid_7_0_ebx_features & CPUID_7_0_EBX_BMI2)
+ || !(s->prefix & PREFIX_VEX)
+ || s->vex_l != 0) {
+ goto illegal_op;
+ }
+ ot = s->dflag == 2 ? OT_QUAD : OT_LONG;
+ gen_ldst_modrm(env, s, modrm, ot, OR_TMP0, 0);
+ b = cpu_ldub_code(env, s->pc++);
+ if (ot == OT_QUAD) {
+ tcg_gen_rotri_tl(cpu_T[0], cpu_T[0], b & 63);
+ } else {
+ tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]);
+ tcg_gen_rotri_i32(cpu_tmp2_i32, cpu_tmp2_i32, b & 31);
+ tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2_i32);
+ }
+ gen_op_mov_reg_T0(ot, reg);
+ break;
+
+ default:
+ goto illegal_op;
+ }
+ break;
+
default:
goto illegal_op;
}
--
1.7.11.7
- [Qemu-devel] [PATCH 13/57] target-i386: Name the cc_op enumeration, (continued)
- [Qemu-devel] [PATCH 13/57] target-i386: Name the cc_op enumeration, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 18/57] target-i386: do not compute eflags multiple times consecutively, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 17/57] target-i386: add helper functions to get other flags, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 16/57] target-i386: Use gen_update_cc_op everywhere, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 25/57] target-i386: optimize setbe, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 23/57] target-i386: convert gen_compute_eflags_c to TCG, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 28/57] target-i386: introduce CCPrepare, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 30/57] target-i386: use CCPrepare to generate conditional jumps, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 43/57] target-i386: Tidy prefix parsing, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 42/57] target-i386: Make helper_cc_compute_all const, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 53/57] target-i386: Implement RORX,
Richard Henderson <=
- [Qemu-devel] [PATCH 55/57] target-i386: Use clz/ctz for bsf/bsr helpers, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 54/57] target-i386: Implement ADX extension, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 56/57] target-i386: Simplify bsf/bsr flags computation, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 57/57] target-i386: Implement tzcnt and fix lzcnt, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 33/57] target-i386: introduce gen_cmovcc1, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 31/57] target-i386: inline gen_prepare_cc_slow, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 40/57] target-i386: Use CC_SRC2 for ADC and SBB, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 35/57] target-i386: kill cpu_T3, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 49/57] target-i386: Implement BZHI, Richard Henderson, 2013/01/23
- [Qemu-devel] [PATCH 39/57] target-i386: optimize flags checking after sub using CC_SRC2, Richard Henderson, 2013/01/23