From: Taylor Simpson <tsimpson@quicinc.com>
To: qemu-devel@nongnu.org
Cc: ale@rev.ng, bcain@quicinc.com, tsimpson@quicinc.com,
richard.henderson@linaro.org, f4bug@amsat.org
Subject: [PATCH v4 14/30] Hexagon HVX (target/hexagon) helper overrides for histogram instructions
Date: Tue, 12 Oct 2021 05:10:52 -0500 [thread overview]
Message-ID: <1634033468-23566-15-git-send-email-tsimpson@quicinc.com> (raw)
In-Reply-To: <1634033468-23566-1-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
---
target/hexagon/gen_tcg_hvx.h | 106 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 106 insertions(+)
diff --git a/target/hexagon/gen_tcg_hvx.h b/target/hexagon/gen_tcg_hvx.h
index b5c6cad..a560504 100644
--- a/target/hexagon/gen_tcg_hvx.h
+++ b/target/hexagon/gen_tcg_hvx.h
@@ -18,4 +18,110 @@
#ifndef HEXAGON_GEN_TCG_HVX_H
#define HEXAGON_GEN_TCG_HVX_H
+/*
+ * Histogram instructions
+ *
+ * Note that these instructions operate directly on the vector registers
+ * and therefore happen after commit.
+ *
+ * The generate_<tag> function is called twice
+ * The first time is during the normal TCG generation
+ * ctx->pre_commit is true
+ * In the masked cases, we save the mask to the qtmp temporary
+ * Otherwise, there is nothing to do
+ * The second call is at the end of gen_commit_packet
+ * ctx->pre_commit is false
+ * Generate the call to the helper
+ */
+
+static inline void assert_vhist_tmp(DisasContext *ctx)
+{
+ /* vhist instructions require exactly one .tmp to be defined */
+ g_assert(ctx->tmp_vregs_idx == 1);
+}
+
+#define fGEN_TCG_V6_vhist(SHORTCODE) \
+ if (!ctx->pre_commit) { \
+ assert_vhist_tmp(ctx); \
+ gen_helper_vhist(cpu_env); \
+ }
+#define fGEN_TCG_V6_vhistq(SHORTCODE) \
+ do { \
+ if (ctx->pre_commit) { \
+ intptr_t dstoff = offsetof(CPUHexagonState, qtmp); \
+ tcg_gen_gvec_mov(MO_64, dstoff, QvV_off, \
+ sizeof(MMVector), sizeof(MMVector)); \
+ } else { \
+ assert_vhist_tmp(ctx); \
+ gen_helper_vhistq(cpu_env); \
+ } \
+ } while (0)
+#define fGEN_TCG_V6_vwhist256(SHORTCODE) \
+ if (!ctx->pre_commit) { \
+ assert_vhist_tmp(ctx); \
+ gen_helper_vwhist256(cpu_env); \
+ }
+#define fGEN_TCG_V6_vwhist256q(SHORTCODE) \
+ do { \
+ if (ctx->pre_commit) { \
+ intptr_t dstoff = offsetof(CPUHexagonState, qtmp); \
+ tcg_gen_gvec_mov(MO_64, dstoff, QvV_off, \
+ sizeof(MMVector), sizeof(MMVector)); \
+ } else { \
+ assert_vhist_tmp(ctx); \
+ gen_helper_vwhist256q(cpu_env); \
+ } \
+ } while (0)
+#define fGEN_TCG_V6_vwhist256_sat(SHORTCODE) \
+ if (!ctx->pre_commit) { \
+ assert_vhist_tmp(ctx); \
+ gen_helper_vwhist256_sat(cpu_env); \
+ }
+#define fGEN_TCG_V6_vwhist256q_sat(SHORTCODE) \
+ do { \
+ if (ctx->pre_commit) { \
+ intptr_t dstoff = offsetof(CPUHexagonState, qtmp); \
+ tcg_gen_gvec_mov(MO_64, dstoff, QvV_off, \
+ sizeof(MMVector), sizeof(MMVector)); \
+ } else { \
+ assert_vhist_tmp(ctx); \
+ gen_helper_vwhist256q_sat(cpu_env); \
+ } \
+ } while (0)
+#define fGEN_TCG_V6_vwhist128(SHORTCODE) \
+ if (!ctx->pre_commit) { \
+ assert_vhist_tmp(ctx); \
+ gen_helper_vwhist128(cpu_env); \
+ }
+#define fGEN_TCG_V6_vwhist128q(SHORTCODE) \
+ do { \
+ if (ctx->pre_commit) { \
+ intptr_t dstoff = offsetof(CPUHexagonState, qtmp); \
+ tcg_gen_gvec_mov(MO_64, dstoff, QvV_off, \
+ sizeof(MMVector), sizeof(MMVector)); \
+ } else { \
+ assert_vhist_tmp(ctx); \
+ gen_helper_vwhist128q(cpu_env); \
+ } \
+ } while (0)
+#define fGEN_TCG_V6_vwhist128m(SHORTCODE) \
+ if (!ctx->pre_commit) { \
+ TCGv tcgv_uiV = tcg_constant_tl(uiV); \
+ assert_vhist_tmp(ctx); \
+ gen_helper_vwhist128m(cpu_env, tcgv_uiV); \
+ }
+#define fGEN_TCG_V6_vwhist128qm(SHORTCODE) \
+ do { \
+ if (ctx->pre_commit) { \
+ intptr_t dstoff = offsetof(CPUHexagonState, qtmp); \
+ tcg_gen_gvec_mov(MO_64, dstoff, QvV_off, \
+ sizeof(MMVector), sizeof(MMVector)); \
+ } else { \
+ TCGv tcgv_uiV = tcg_constant_tl(uiV); \
+ assert_vhist_tmp(ctx); \
+ gen_helper_vwhist128qm(cpu_env, tcgv_uiV); \
+ } \
+ } while (0)
+
+
#endif
--
2.7.4
next prev parent reply other threads:[~2021-10-12 10:19 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-12 10:10 [PATCH v4 00/30] Hexagon HVX (target/hexagon) patch series Taylor Simpson
2021-10-12 10:10 ` [PATCH v4 01/30] Hexagon HVX (target/hexagon) README Taylor Simpson
2021-10-12 10:10 ` [PATCH v4 02/30] Hexagon HVX (target/hexagon) add Hexagon Vector eXtensions (HVX) to core Taylor Simpson
2021-10-12 10:10 ` [PATCH v4 03/30] Hexagon HVX (target/hexagon) register names Taylor Simpson
2021-10-12 10:10 ` [PATCH v4 04/30] Hexagon HVX (target/hexagon) instruction attributes Taylor Simpson
2021-10-12 10:10 ` [PATCH v4 05/30] Hexagon HVX (target/hexagon) macros Taylor Simpson
2021-10-12 10:10 ` [PATCH v4 06/30] Hexagon HVX (target/hexagon) import macro definitions Taylor Simpson
2021-10-12 10:10 ` [PATCH v4 07/30] Hexagon HVX (target/hexagon) semantics generator Taylor Simpson
2021-10-12 10:10 ` [PATCH v4 08/30] Hexagon HVX (target/hexagon) semantics generator - part 2 Taylor Simpson
2021-10-12 10:10 ` [PATCH v4 09/30] Hexagon HVX (target/hexagon) C preprocessor for decode tree Taylor Simpson
2021-10-12 10:10 ` [PATCH v4 10/30] Hexagon HVX (target/hexagon) instruction utility functions Taylor Simpson
2021-10-29 18:53 ` Richard Henderson
2021-10-29 23:37 ` Taylor Simpson
2021-10-12 10:10 ` [PATCH v4 11/30] Hexagon HVX (target/hexagon) helper functions Taylor Simpson
2021-10-29 18:58 ` Richard Henderson
2021-10-12 10:10 ` [PATCH v4 12/30] Hexagon HVX (target/hexagon) TCG generation Taylor Simpson
2021-10-29 18:59 ` Richard Henderson
2021-10-12 10:10 ` [PATCH v4 13/30] Hexagon HVX (target/hexagon) helper overrides infrastructure Taylor Simpson
2021-10-29 16:48 ` Philippe Mathieu-Daudé
2021-10-29 19:00 ` Richard Henderson
2021-10-12 10:10 ` Taylor Simpson [this message]
2021-10-29 19:04 ` [PATCH v4 14/30] Hexagon HVX (target/hexagon) helper overrides for histogram instructions Richard Henderson
2021-10-12 10:10 ` [PATCH v4 15/30] Hexagon HVX (target/hexagon) helper overrides - vector assign & cmov Taylor Simpson
2021-10-12 10:10 ` [PATCH v4 16/30] Hexagon HVX (target/hexagon) helper overrides - vector add & sub Taylor Simpson
2021-10-12 10:10 ` [PATCH v4 17/30] Hexagon HVX (target/hexagon) helper overrides - vector shifts Taylor Simpson
2021-10-12 10:10 ` [PATCH v4 18/30] Hexagon HVX (target/hexagon) helper overrides - vector max/min Taylor Simpson
2021-10-12 10:10 ` [PATCH v4 19/30] Hexagon HVX (target/hexagon) helper overrides - vector logical ops Taylor Simpson
2021-10-29 19:06 ` Richard Henderson
2021-10-12 10:10 ` [PATCH v4 20/30] Hexagon HVX (target/hexagon) helper overrides - vector compares Taylor Simpson
2021-10-12 10:10 ` [PATCH v4 21/30] Hexagon HVX (target/hexagon) helper overrides - vector splat and abs Taylor Simpson
2021-10-12 10:11 ` [PATCH v4 22/30] Hexagon HVX (target/hexagon) helper overrides - vector loads Taylor Simpson
2021-10-12 10:11 ` [PATCH v4 23/30] Hexagon HVX (target/hexagon) helper overrides - vector stores Taylor Simpson
2021-10-12 10:11 ` [PATCH v4 24/30] Hexagon HVX (target/hexagon) import semantics Taylor Simpson
2021-10-12 10:11 ` [PATCH v4 25/30] Hexagon HVX (target/hexagon) instruction decoding Taylor Simpson
2021-10-12 10:11 ` [PATCH v4 26/30] Hexagon HVX (target/hexagon) import instruction encodings Taylor Simpson
2021-10-29 19:08 ` Richard Henderson
2021-10-12 10:11 ` [PATCH v4 27/30] Hexagon HVX (tests/tcg/hexagon) vector_add_int test Taylor Simpson
2021-10-29 19:10 ` Richard Henderson
2021-10-12 10:11 ` [PATCH v4 28/30] Hexagon HVX (tests/tcg/hexagon) hvx_misc test Taylor Simpson
2021-10-29 19:11 ` Richard Henderson
2021-10-12 10:11 ` [PATCH v4 29/30] Hexagon HVX (tests/tcg/hexagon) scatter_gather test Taylor Simpson
2021-10-29 19:13 ` Richard Henderson
2021-10-12 10:11 ` [PATCH v4 30/30] Hexagon HVX (tests/tcg/hexagon) histogram test Taylor Simpson
2021-10-29 19:15 ` Richard Henderson
2021-10-29 19:18 ` Taylor Simpson
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