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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Subject: [PULL 3/3] tcg: Add tcg_gen_gvec_5_ptr
Date: Wed, 12 Feb 2020 16:23:32 -0800
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Cc: =?UTF-8?q?Alex=20Benn=C3=A9e?= <alex.bennee@linaro.org>,
peter.maydell@linaro.org, Taylor Simpson <tsimpson@quicinc.com>,
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Extend the vector generator infrastructure to handle
5 vector arguments.
Reviewed-by: Philippe Mathieu-Daud=C3=A9 <philmd@redhat.com>
Reviewed-by: Alex Benn=C3=A9e <alex.bennee@linaro.org>
Reviewed-by: Taylor Simpson <tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
include/tcg/tcg-op-gvec.h | 7 +++++++
tcg/tcg-op-gvec.c | 32 ++++++++++++++++++++++++++++++++
2 files changed, 39 insertions(+)
diff --git a/include/tcg/tcg-op-gvec.h b/include/tcg/tcg-op-gvec.h
index 830d68f697..74534e2480 100644
--- a/include/tcg/tcg-op-gvec.h
+++ b/include/tcg/tcg-op-gvec.h
@@ -83,6 +83,13 @@ void tcg_gen_gvec_4_ptr(uint32_t dofs, uint32_t aofs, ui=
nt32_t bofs,
uint32_t maxsz, int32_t data,
gen_helper_gvec_4_ptr *fn);
=20
+typedef void gen_helper_gvec_5_ptr(TCGv_ptr, TCGv_ptr, TCGv_ptr, TCGv_ptr,
+ TCGv_ptr, TCGv_ptr, TCGv_i32);
+void tcg_gen_gvec_5_ptr(uint32_t dofs, uint32_t aofs, uint32_t bofs,
+ uint32_t cofs, uint32_t eofs, TCGv_ptr ptr,
+ uint32_t oprsz, uint32_t maxsz, int32_t data,
+ gen_helper_gvec_5_ptr *fn);
+
/* Expand a gvec operation. Either inline or out-of-line depending on
the actual vector size and the operations supported by the host. */
typedef struct {
diff --git a/tcg/tcg-op-gvec.c b/tcg/tcg-op-gvec.c
index 41b4a3c661..327d9588e0 100644
--- a/tcg/tcg-op-gvec.c
+++ b/tcg/tcg-op-gvec.c
@@ -290,6 +290,38 @@ void tcg_gen_gvec_4_ptr(uint32_t dofs, uint32_t aofs, =
uint32_t bofs,
tcg_temp_free_i32(desc);
}
=20
+/* Generate a call to a gvec-style helper with five vector operands
+ and an extra pointer operand. */
+void tcg_gen_gvec_5_ptr(uint32_t dofs, uint32_t aofs, uint32_t bofs,
+ uint32_t cofs, uint32_t eofs, TCGv_ptr ptr,
+ uint32_t oprsz, uint32_t maxsz, int32_t data,
+ gen_helper_gvec_5_ptr *fn)
+{
+ TCGv_ptr a0, a1, a2, a3, a4;
+ TCGv_i32 desc =3D tcg_const_i32(simd_desc(oprsz, maxsz, data));
+
+ a0 =3D tcg_temp_new_ptr();
+ a1 =3D tcg_temp_new_ptr();
+ a2 =3D tcg_temp_new_ptr();
+ a3 =3D tcg_temp_new_ptr();
+ a4 =3D tcg_temp_new_ptr();
+
+ tcg_gen_addi_ptr(a0, cpu_env, dofs);
+ tcg_gen_addi_ptr(a1, cpu_env, aofs);
+ tcg_gen_addi_ptr(a2, cpu_env, bofs);
+ tcg_gen_addi_ptr(a3, cpu_env, cofs);
+ tcg_gen_addi_ptr(a4, cpu_env, eofs);
+
+ fn(a0, a1, a2, a3, a4, ptr, desc);
+
+ tcg_temp_free_ptr(a0);
+ tcg_temp_free_ptr(a1);
+ tcg_temp_free_ptr(a2);
+ tcg_temp_free_ptr(a3);
+ tcg_temp_free_ptr(a4);
+ tcg_temp_free_i32(desc);
+}
+
/* Return true if we want to implement something of OPRSZ bytes
in units of LNSZ. This limits the expansion of inline code. */
static inline bool check_size_impl(uint32_t oprsz, uint32_t lnsz)
--=20
2.20.1