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[Qemu-devel] [PULL 09/23] tcg/aarch64: Implement vector saturating arith
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PULL 09/23] tcg/aarch64: Implement vector saturating arithmetic |
Date: |
Mon, 28 Jan 2019 07:58:53 -0800 |
Signed-off-by: Richard Henderson <address@hidden>
---
tcg/aarch64/tcg-target.h | 2 +-
tcg/aarch64/tcg-target.inc.c | 24 ++++++++++++++++++++++++
2 files changed, 25 insertions(+), 1 deletion(-)
diff --git a/tcg/aarch64/tcg-target.h b/tcg/aarch64/tcg-target.h
index 545a6eec75..a1884543d0 100644
--- a/tcg/aarch64/tcg-target.h
+++ b/tcg/aarch64/tcg-target.h
@@ -135,7 +135,7 @@ typedef enum {
#define TCG_TARGET_HAS_shv_vec 0
#define TCG_TARGET_HAS_cmp_vec 1
#define TCG_TARGET_HAS_mul_vec 1
-#define TCG_TARGET_HAS_sat_vec 0
+#define TCG_TARGET_HAS_sat_vec 1
#define TCG_TARGET_HAS_minmax_vec 0
#define TCG_TARGET_DEFAULT_MO (0)
diff --git a/tcg/aarch64/tcg-target.inc.c b/tcg/aarch64/tcg-target.inc.c
index 0562e0aa40..b2b011f130 100644
--- a/tcg/aarch64/tcg-target.inc.c
+++ b/tcg/aarch64/tcg-target.inc.c
@@ -528,6 +528,10 @@ typedef enum {
I3616_CMHI = 0x2e203400,
I3616_CMHS = 0x2e203c00,
I3616_CMEQ = 0x2e208c00,
+ I3616_SQADD = 0x0e200c00,
+ I3616_SQSUB = 0x0e202c00,
+ I3616_UQADD = 0x2e200c00,
+ I3616_UQSUB = 0x2e202c00,
/* AdvSIMD two-reg misc. */
I3617_CMGT0 = 0x0e208800,
@@ -2137,6 +2141,18 @@ static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
case INDEX_op_orc_vec:
tcg_out_insn(s, 3616, ORN, is_q, 0, a0, a1, a2);
break;
+ case INDEX_op_ssadd_vec:
+ tcg_out_insn(s, 3616, SQADD, is_q, vece, a0, a1, a2);
+ break;
+ case INDEX_op_sssub_vec:
+ tcg_out_insn(s, 3616, SQSUB, is_q, vece, a0, a1, a2);
+ break;
+ case INDEX_op_usadd_vec:
+ tcg_out_insn(s, 3616, UQADD, is_q, vece, a0, a1, a2);
+ break;
+ case INDEX_op_ussub_vec:
+ tcg_out_insn(s, 3616, UQSUB, is_q, vece, a0, a1, a2);
+ break;
case INDEX_op_not_vec:
tcg_out_insn(s, 3617, NOT, is_q, 0, a0, a1);
break;
@@ -2207,6 +2223,10 @@ int tcg_can_emit_vec_op(TCGOpcode opc, TCGType type,
unsigned vece)
case INDEX_op_shli_vec:
case INDEX_op_shri_vec:
case INDEX_op_sari_vec:
+ case INDEX_op_ssadd_vec:
+ case INDEX_op_sssub_vec:
+ case INDEX_op_usadd_vec:
+ case INDEX_op_ussub_vec:
return 1;
case INDEX_op_mul_vec:
return vece < MO_64;
@@ -2386,6 +2406,10 @@ static const TCGTargetOpDef *tcg_target_op_def(TCGOpcode
op)
case INDEX_op_xor_vec:
case INDEX_op_andc_vec:
case INDEX_op_orc_vec:
+ case INDEX_op_ssadd_vec:
+ case INDEX_op_sssub_vec:
+ case INDEX_op_usadd_vec:
+ case INDEX_op_ussub_vec:
return &w_w_w;
case INDEX_op_not_vec:
case INDEX_op_neg_vec:
--
2.17.2
- [Qemu-devel] [PULL 00/23] tcg queued patches, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 01/23] tcg: Add logical simplifications during gvec expand, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 02/23] tcg: Add gvec expanders for nand, nor, eqv, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 03/23] tcg: Add write_aofs to GVecGen4, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 04/23] tcg: Add opcodes for vector saturated arithmetic, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 05/23] tcg: Add opcodes for vector minmax arithmetic, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 07/23] tcg/i386: Implement vector saturating arithmetic, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 08/23] tcg/i386: Implement vector minmax arithmetic, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 06/23] tcg/i386: Split subroutines out of tcg_expand_vec_op, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 09/23] tcg/aarch64: Implement vector saturating arithmetic,
Richard Henderson <=
- [Qemu-devel] [PULL 10/23] tcg/aarch64: Implement vector minmax arithmetic, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 22/23] tcg/tci: enable dynamic TLB sizing, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 11/23] cputlb: do not evict empty entries to the vtlb, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 15/23] tcg/ppc: enable dynamic TLB sizing, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 17/23] tcg/s390: enable dynamic TLB sizing, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 16/23] tcg/sparc: enable dynamic TLB sizing, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 14/23] tcg/aarch64: enable dynamic TLB sizing, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 13/23] tcg/i386: enable dynamic TLB sizing, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 12/23] tcg: introduce dynamic TLB sizing, Richard Henderson, 2019/01/28
- [Qemu-devel] [PULL 21/23] tcg/mips: enable dynamic TLB sizing, Richard Henderson, 2019/01/28