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[Qemu-devel] [PULL 04/10] target/mips: Unroll loops in helpers for MSA l
From: |
Aleksandar Markovic |
Subject: |
[Qemu-devel] [PULL 04/10] target/mips: Unroll loops in helpers for MSA logic instructions |
Date: |
Fri, 7 Jun 2019 12:05:38 +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 8dd73d2..be059a3 100644
--- a/target/mips/msa_helper.c
+++ b/target/mips/msa_helper.c
@@ -591,10 +591,6 @@ 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],
@@ -606,6 +602,46 @@ 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] [PULL 00/10] MIPS Queue for June 7th, 2019, Aleksandar Markovic, 2019/06/07
- [Qemu-devel] [PULL 10/10] tests/tcg: target/mips: Add README for MSA tests, Aleksandar Markovic, 2019/06/07
- [Qemu-devel] [PULL 05/10] tests/tcg: target/mips: Amend and rearrange MSA wrappers, Aleksandar Markovic, 2019/06/07
- [Qemu-devel] [PULL 04/10] target/mips: Unroll loops in helpers for MSA logic instructions,
Aleksandar Markovic <=
- [Qemu-devel] [PULL 07/10] tests/tcg: target/mips: Move four tests to a better location, Aleksandar Markovic, 2019/06/07
- [Qemu-devel] [PULL 02/10] target/mips: Fix block-comment-related issues in msa_helper.c, Aleksandar Markovic, 2019/06/07
- [Qemu-devel] [PULL 01/10] target/mips: Fix space-related format issues in msa_helper.c, Aleksandar Markovic, 2019/06/07
- [Qemu-devel] [PULL 03/10] target/mips: Outline places for future MSA helpers, Aleksandar Markovic, 2019/06/07
- [Qemu-devel] [PULL 09/10] tests/tcg: target/mips: Add tests for MSA FP max/min instructions, Aleksandar Markovic, 2019/06/07
- [Qemu-devel] [PULL 06/10] tests/tcg: target/mips: Add tests for MSA shift instructions, Aleksandar Markovic, 2019/06/07
- [Qemu-devel] [PULL 08/10] tests/tcg: target/mips: Add utility function reset_msa_registers(), Aleksandar Markovic, 2019/06/07
- Re: [Qemu-devel] [PULL 00/10] MIPS Queue for June 7th, 2019, Peter Maydell, 2019/06/07