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[Qemu-devel] [PATCH v2 04/10] target/mips: Unroll loops in helpers for M
From: |
Aleksandar Markovic |
Subject: |
[Qemu-devel] [PATCH v2 04/10] target/mips: Unroll loops in helpers for MSA logic instructions |
Date: |
Thu, 6 Jun 2019 17:06:37 +0200 |
From: Aleksandar Markovic <address@hidden>
Unroll loops in helpers for MSA logic instructions for better
performance.
Signed-off-by: Aleksandar Markovic <address@hidden>
Reviewed-by: Aleksandar Rikalo <address@hidden>
Message-Id: <address@hidden>
---
target/mips/msa_helper.c | 44 ++++++++++++++++++++++++++++++++++++++++----
1 file changed, 40 insertions(+), 4 deletions(-)
diff --git a/target/mips/msa_helper.c b/target/mips/msa_helper.c
index 7b73e22..a861155 100644
--- a/target/mips/msa_helper.c
+++ b/target/mips/msa_helper.c
@@ -268,10 +268,6 @@ void helper_msa_ ## FUNC(CPUMIPSState *env, uint32_t wd,
uint32_t ws, \
} \
}
-MSA_FN_VECTOR(and_v, pwd->d[i], pws->d[i] & pwt->d[i])
-MSA_FN_VECTOR(or_v, pwd->d[i], pws->d[i] | pwt->d[i])
-MSA_FN_VECTOR(nor_v, pwd->d[i], ~(pws->d[i] | pwt->d[i]))
-MSA_FN_VECTOR(xor_v, pwd->d[i], pws->d[i] ^ pwt->d[i])
MSA_FN_VECTOR(bmnz_v, pwd->d[i],
BIT_MOVE_IF_NOT_ZERO(pwd->d[i], pws->d[i], pwt->d[i], DF_DOUBLE))
MSA_FN_VECTOR(bmz_v, pwd->d[i],
@@ -283,6 +279,46 @@ MSA_FN_VECTOR(bsel_v, pwd->d[i],
#undef BIT_SELECT
#undef MSA_FN_VECTOR
+void helper_msa_and_v(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt)
+{
+ wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
+ wr_t *pws = &(env->active_fpu.fpr[ws].wr);
+ wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
+
+ pwd->d[0] = pws->d[0] & pwt->d[0];
+ pwd->d[1] = pws->d[1] & pwt->d[1];
+}
+
+void helper_msa_or_v(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt)
+{
+ wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
+ wr_t *pws = &(env->active_fpu.fpr[ws].wr);
+ wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
+
+ pwd->d[0] = pws->d[0] | pwt->d[0];
+ pwd->d[1] = pws->d[1] | pwt->d[1];
+}
+
+void helper_msa_nor_v(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt)
+{
+ wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
+ wr_t *pws = &(env->active_fpu.fpr[ws].wr);
+ wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
+
+ pwd->d[0] = ~(pws->d[0] | pwt->d[0]);
+ pwd->d[1] = ~(pws->d[1] | pwt->d[1]);
+}
+
+void helper_msa_xor_v(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt)
+{
+ wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
+ wr_t *pws = &(env->active_fpu.fpr[ws].wr);
+ wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
+
+ pwd->d[0] = pws->d[0] ^ pwt->d[0];
+ pwd->d[1] = pws->d[1] ^ pwt->d[1];
+}
+
static inline int64_t msa_addv_df(uint32_t df, int64_t arg1, int64_t arg2)
{
return arg1 + arg2;
--
2.7.4
- [Qemu-devel] [PATCH v2 07/10] tests/tcg: target/mips: Move four tests to a better location, (continued)
- [Qemu-devel] [PATCH v2 07/10] tests/tcg: target/mips: Move four tests to a better location, Aleksandar Markovic, 2019/06/06
- [Qemu-devel] [PATCH v2 05/10] tests/tcg: target/mips: Amend and rearrange MSA wrappers, Aleksandar Markovic, 2019/06/06
- [Qemu-devel] [PATCH v2 09/10] tests/tcg: target/mips: Add README for MSA tests, Aleksandar Markovic, 2019/06/06
- [Qemu-devel] [PATCH v2 10/10] tests/tcg: target/mips: Add tests for MSA FP max/min instructions, Aleksandar Markovic, 2019/06/06
- [Qemu-devel] [PATCH v2 08/10] tests/tcg: target/mips: Add utility function reset_msa_registers(), Aleksandar Markovic, 2019/06/06
- [Qemu-devel] [PATCH v2 06/10] tests/tcg: target/mips: Add tests for MSA shift instructions, Aleksandar Markovic, 2019/06/06
- [Qemu-devel] [PATCH v2 00/10] Amend and clean up MSA support, Aleksandar Markovic, 2019/06/06
- [Qemu-devel] [PATCH v2 04/10] target/mips: Unroll loops in helpers for MSA logic instructions,
Aleksandar Markovic <=
- [Qemu-devel] [PATCH v2 05/10] tests/tcg: target/mips: Amend and rearrange MSA wrappers, Aleksandar Markovic, 2019/06/06
- [Qemu-devel] [PATCH v2 07/10] tests/tcg: target/mips: Move four tests to a better location, Aleksandar Markovic, 2019/06/06
- [Qemu-devel] [PATCH v2 03/10] target/mips: Outline places for future MSA helpers, Aleksandar Markovic, 2019/06/06
- [Qemu-devel] [PATCH v2 01/10] target/mips: Fix space-related format issues im msa_helper.c, Aleksandar Markovic, 2019/06/06
- [Qemu-devel] [PATCH v2 02/10] target/mips: Fix block-comment-related issues im msa_helper.c, Aleksandar Markovic, 2019/06/06
- [Qemu-devel] [PATCH v2 10/10] tests/tcg: target/mips: Add README for MSA tests, Aleksandar Markovic, 2019/06/06
- [Qemu-devel] [PATCH v2 09/10] tests/tcg: target/mips: Add tests for MSA FP max/min instructions, Aleksandar Markovic, 2019/06/06
- [Qemu-devel] [PATCH v2 06/10] tests/tcg: target/mips: Add tests for MSA shift instructions, Aleksandar Markovic, 2019/06/06
- [Qemu-devel] [PATCH v2 08/10] tests/tcg: target/mips: Add utility function reset_msa_registers(), Aleksandar Markovic, 2019/06/06