[gcc(refs/vendors/riscv/heads/gcc-15-with-riscv-opts)] RISC-V: Add test for vec_duplicate + vsub.vv combine case 0 with GR2VR cost 0
Jeff Law
law@gcc.gnu.org
Sat Sep 6 14:36:46 GMT 2025
https://gcc.gnu.org/g:fe36cc620ceef9230e23dde980cd5884cb0b72df
commit fe36cc620ceef9230e23dde980cd5884cb0b72df
Author: Pan Li <pan2.li@intel.com>
Date: Sun May 11 16:27:48 2025 +0800
RISC-V: Add test for vec_duplicate + vsub.vv combine case 0 with GR2VR cost 0
Add asm dump check and run test for vec_duplicate + vsub.vv
combine to vsub.vx.
The below test suites are passed for this patch.
* The rv64gcv fully regression test.
gcc/testsuite/ChangeLog:
* gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i16.c: Add vector sub
vx combine asm check.
* gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i32.c: Ditto.
* gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i64.c: Ditto.
* gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i8.c: Ditto.
* gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u16.c: Ditto.
* gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u32.c: Ditto.
* gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u64.c: Ditto.
* gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u8.c: Ditto.
* gcc.target/riscv/rvv/autovec/vx_vf/vx_binary_data.h: Add test
data for vector sub vx combine.
* gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i16.c: New test.
* gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i32.c: New test.
* gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i64.c: New test.
* gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i8.c: New test.
* gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u16.c: New test.
* gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u32.c: New test.
* gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u64.c: New test.
* gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u8.c: New test.
Signed-off-by: Pan Li <pan2.li@intel.com>
(cherry picked from commit 2e459a5466dc66f90f108418e4cbfd5d2d91daa1)
Diff:
---
.../gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i16.c | 2 +
.../gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i32.c | 2 +
.../gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i64.c | 2 +
.../gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i8.c | 2 +
.../gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u16.c | 2 +
.../gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u32.c | 2 +
.../gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u64.c | 2 +
.../gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u8.c | 2 +
.../riscv/rvv/autovec/vx_vf/vx_binary_data.h | 392 +++++++++++++++++++++
.../riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i16.c | 15 +
.../riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i32.c | 15 +
.../riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i64.c | 15 +
.../riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i8.c | 15 +
.../riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u16.c | 15 +
.../riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u32.c | 15 +
.../riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u64.c | 15 +
.../riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u8.c | 15 +
17 files changed, 528 insertions(+)
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i16.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i16.c
index af93deef79bc..c6b25f1b8575 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i16.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i16.c
@@ -4,5 +4,7 @@
#include "vx_binary.h"
DEF_VX_BINARY_CASE_0(int16_t, +, add)
+DEF_VX_BINARY_CASE_0(int16_t, -, sub)
/* { dg-final { scan-assembler-times {vadd.vx} 1 } } */
+/* { dg-final { scan-assembler-times {vsub.vx} 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i32.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i32.c
index 0cde8ba916b6..cb4ccfa17903 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i32.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i32.c
@@ -4,5 +4,7 @@
#include "vx_binary.h"
DEF_VX_BINARY_CASE_0(int32_t, +, add)
+DEF_VX_BINARY_CASE_0(int32_t, -, sub)
/* { dg-final { scan-assembler-times {vadd.vx} 1 } } */
+/* { dg-final { scan-assembler-times {vsub.vx} 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i64.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i64.c
index 78d131e577ad..bf249846452b 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i64.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i64.c
@@ -4,5 +4,7 @@
#include "vx_binary.h"
DEF_VX_BINARY_CASE_0(int64_t, +, add)
+DEF_VX_BINARY_CASE_0(int64_t, -, sub)
/* { dg-final { scan-assembler-times {vadd.vx} 1 } } */
+/* { dg-final { scan-assembler-times {vsub.vx} 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i8.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i8.c
index 2d3408d3cad8..e830c753ae81 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i8.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-i8.c
@@ -4,5 +4,7 @@
#include "vx_binary.h"
DEF_VX_BINARY_CASE_0(int8_t, +, add)
+DEF_VX_BINARY_CASE_0(int8_t, -, sub)
/* { dg-final { scan-assembler-times {vadd.vx} 1 } } */
+/* { dg-final { scan-assembler-times {vsub.vx} 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u16.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u16.c
index fda04f53eb1f..f08305e82566 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u16.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u16.c
@@ -4,5 +4,7 @@
#include "vx_binary.h"
DEF_VX_BINARY_CASE_0(uint16_t, +, add)
+DEF_VX_BINARY_CASE_0(uint16_t, -, sub)
/* { dg-final { scan-assembler-times {vadd.vx} 1 } } */
+/* { dg-final { scan-assembler-times {vsub.vx} 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u32.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u32.c
index ae4b364e6ccf..1a7ae1f1c78d 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u32.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u32.c
@@ -4,5 +4,7 @@
#include "vx_binary.h"
DEF_VX_BINARY_CASE_0(uint32_t, +, add)
+DEF_VX_BINARY_CASE_0(uint32_t, -, sub)
/* { dg-final { scan-assembler-times {vadd.vx} 1 } } */
+/* { dg-final { scan-assembler-times {vsub.vx} 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u64.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u64.c
index 9c195ea476e1..d478cafa0fe6 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u64.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u64.c
@@ -4,5 +4,7 @@
#include "vx_binary.h"
DEF_VX_BINARY_CASE_0(uint64_t, +, add)
+DEF_VX_BINARY_CASE_0(uint64_t, -, sub)
/* { dg-final { scan-assembler-times {vadd.vx} 1 } } */
+/* { dg-final { scan-assembler-times {vsub.vx} 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u8.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u8.c
index 13de5e2641a7..aa3f5b79d314 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u8.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx-1-u8.c
@@ -4,5 +4,7 @@
#include "vx_binary.h"
DEF_VX_BINARY_CASE_0(uint8_t, +, add)
+DEF_VX_BINARY_CASE_0(uint8_t, -, sub)
/* { dg-final { scan-assembler-times {vadd.vx} 1 } } */
+/* { dg-final { scan-assembler-times {vsub.vx} 1 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_binary_data.h b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_binary_data.h
index 11a32cbbf0fc..c9ea22800c2b 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_binary_data.h
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_binary_data.h
@@ -398,4 +398,396 @@ uint64_t TEST_BINARY_DATA(uint64_t, vadd)[][3][N] =
},
};
+int8_t TEST_BINARY_DATA(int8_t, vsub)[][3][N] =
+{
+ {
+ { 1 },
+ {
+ 1, 1, 1, 1,
+ 2, 2, 2, 2,
+ 0, 0, 0, 0,
+ -1, -1, -1, -1,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ -1, -1, -1, -1,
+ -2, -2, -2, -2,
+ },
+ },
+ {
+ { 127 },
+ {
+ 127, 127, 127, 127,
+ 126, 126, 126, 126,
+ -1, -1, -1, -1,
+ 125, 125, 125, 125,
+ },
+ {
+ 0, 0, 0, 0,
+ -1, -1, -1, -1,
+ -128, -128, -128, -128,
+ -2, -2, -2, -2,
+ },
+ },
+ {
+ { -128 },
+ {
+ -128, -128, -128, -128,
+ -127, -127, -127, -127,
+ -1, -1, -1, -1,
+ -126, -126, -126, -126,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ 127, 127, 127, 127,
+ 2, 2, 2, 2,
+ },
+ },
+};
+
+int16_t TEST_BINARY_DATA(int16_t, vsub)[][3][N] =
+{
+ {
+ { 1 },
+ {
+ 1, 1, 1, 1,
+ 2, 2, 2, 2,
+ 0, 0, 0, 0,
+ -1, -1, -1, -1,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ -1, -1, -1, -1,
+ -2, -2, -2, -2,
+ },
+ },
+ {
+ { 32767 },
+ {
+ 32767, 32767, 32767, 32767,
+ 32766, 32766, 32766, 32766,
+ -1, -1, -1, -1,
+ 32765, 32765, 32765, 32765,
+ },
+ {
+ 0, 0, 0, 0,
+ -1, -1, -1, -1,
+ -32768, -32768, -32768, -32768,
+ -2, -2, -2, -2,
+ },
+ },
+ {
+ { -32768 },
+ {
+ -32768, -32768, -32768, -32768,
+ -32767, -32767, -32767, -32767,
+ -1, -1, -1, -1,
+ -32766, -32766, -32766, -32766,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ 32767, 32767, 32767, 32767,
+ 2, 2, 2, 2,
+ },
+ },
+};
+
+int32_t TEST_BINARY_DATA(int32_t, vsub)[][3][N] =
+{
+ {
+ { 1 },
+ {
+ 1, 1, 1, 1,
+ 2, 2, 2, 2,
+ 0, 0, 0, 0,
+ -1, -1, -1, -1,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ -1, -1, -1, -1,
+ -2, -2, -2, -2,
+ },
+ },
+ {
+ { 2147483647 },
+ {
+ 2147483647, 2147483647, 2147483647, 2147483647,
+ 2147483646, 2147483646, 2147483646, 2147483646,
+ -1, -1, -1, -1,
+ 2147483645, 2147483645, 2147483645, 2147483645,
+ },
+ {
+ 0, 0, 0, 0,
+ -1, -1, -1, -1,
+ -2147483648, -2147483648, -2147483648, -2147483648,
+ -2, -2, -2, -2,
+ },
+ },
+ {
+ { -2147483648 },
+ {
+ -2147483648, -2147483648, -2147483648, -2147483648,
+ -2147483647, -2147483647, -2147483647, -2147483647,
+ -1, -1, -1, -1,
+ -2147483646, -2147483646, -2147483646, -2147483646,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ 2147483647, 2147483647, 2147483647, 2147483647,
+ 2, 2, 2, 2,
+ },
+ },
+};
+
+int64_t TEST_BINARY_DATA(int64_t, vsub)[][3][N] =
+{
+ {
+ { 1 },
+ {
+ 1, 1, 1, 1,
+ 2, 2, 2, 2,
+ 0, 0, 0, 0,
+ -1, -1, -1, -1,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ -1, -1, -1, -1,
+ -2, -2, -2, -2,
+ },
+ },
+ {
+ { 9223372036854775807ll },
+ {
+ 9223372036854775807ll, 9223372036854775807ll, 9223372036854775807ll, 9223372036854775807ll,
+ 9223372036854775806ll, 9223372036854775806ll, 9223372036854775806ll, 9223372036854775806ll,
+ -1, -1, -1, -1,
+ 9223372036854775805ll, 9223372036854775805ll, 9223372036854775805ll, 9223372036854775805ll,
+ },
+ {
+ 0, 0, 0, 0,
+ -1, -1, -1, -1,
+ -9223372036854775808ull, -9223372036854775808ull, -9223372036854775808ull, -9223372036854775808ull,
+ -2, -2, -2, -2,
+ },
+ },
+ {
+ { -9223372036854775808ull },
+ {
+ -9223372036854775808ull, -9223372036854775808ull, -9223372036854775808ull, -9223372036854775808ull,
+ -9223372036854775807ll, -9223372036854775807ll, -9223372036854775807ll, -9223372036854775807ll,
+ -1, -1, -1, -1,
+ -9223372036854775806ll, -9223372036854775806ll, -9223372036854775806ll, -9223372036854775806ll,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ 9223372036854775807ll, 9223372036854775807ll, 9223372036854775807ll, 9223372036854775807ll,
+ 2, 2, 2, 2,
+ },
+ },
+};
+
+uint8_t TEST_BINARY_DATA(uint8_t, vsub)[][3][N] =
+{
+ {
+ { 1 },
+ {
+ 1, 1, 1, 1,
+ 2, 2, 2, 2,
+ 12, 12, 12, 12,
+ 10, 10, 10, 10,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ 11, 11, 11, 11,
+ 9, 9, 9, 9,
+ },
+ },
+ {
+ { 127 },
+ {
+ 127, 127, 127, 127,
+ 128, 128, 128, 128,
+ 254, 254, 254, 254,
+ 255, 255, 255, 255,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ 127, 127, 127, 127,
+ 128, 128, 128, 128,
+ },
+ },
+ {
+ { 253 },
+ {
+ 253, 253, 253, 253,
+ 254, 254, 254, 254,
+ 255, 255, 255, 255,
+ 252, 252, 252, 252,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ 2, 2, 2, 2,
+ 255, 255, 255, 255,
+ },
+ },
+};
+
+uint16_t TEST_BINARY_DATA(uint16_t, vsub)[][3][N] =
+{
+ {
+ { 1 },
+ {
+ 1, 1, 1, 1,
+ 2, 2, 2, 2,
+ 12, 12, 12, 12,
+ 10, 10, 10, 10,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ 11, 11, 11, 11,
+ 9, 9, 9, 9,
+ },
+ },
+ {
+ { 32767 },
+ {
+ 32767, 32767, 32767, 32767,
+ 32768, 32768, 32768, 32768,
+ 65534, 65534, 65534, 65534,
+ 65535, 65535, 65535, 65535,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ 32767, 32767, 32767, 32767,
+ 32768, 32768, 32768, 32768,
+ },
+ },
+ {
+ { 65533 },
+ {
+ 65533, 65533, 65533, 65533,
+ 65534, 65534, 65534, 65534,
+ 65535, 65535, 65535, 65535,
+ 65532, 65532, 65532, 65532,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ 2, 2, 2, 2,
+ 65535, 65535, 65535, 65535,
+ },
+ },
+};
+
+uint32_t TEST_BINARY_DATA(uint32_t, vsub)[][3][N] =
+{
+ {
+ { 1 },
+ {
+ 1, 1, 1, 1,
+ 2, 2, 2, 2,
+ 12, 12, 12, 12,
+ 10, 10, 10, 10,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ 11, 11, 11, 11,
+ 9, 9, 9, 9,
+ },
+ },
+ {
+ { 2147483647 },
+ {
+ 2147483647, 2147483647, 2147483647, 2147483647,
+ 2147483648, 2147483648, 2147483648, 2147483648,
+ 4294967294, 4294967294, 4294967294, 4294967294,
+ 4294967295, 4294967295, 4294967295, 4294967295,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ 2147483647, 2147483647, 2147483647, 2147483647,
+ 2147483648, 2147483648, 2147483648, 2147483648,
+ },
+ },
+ {
+ { 4294967293 },
+ {
+ 4294967293, 4294967293, 4294967293, 4294967293,
+ 4294967294, 4294967294, 4294967294, 4294967294,
+ 4294967295, 4294967295, 4294967295, 4294967295,
+ 4294967292, 4294967292, 4294967292, 4294967292,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ 2, 2, 2, 2,
+ 4294967295, 4294967295, 4294967295, 4294967295,
+ },
+ },
+};
+
+uint64_t TEST_BINARY_DATA(uint64_t, vsub)[][3][N] =
+{
+ {
+ { 1 },
+ {
+ 1, 1, 1, 1,
+ 2, 2, 2, 2,
+ 12, 12, 12, 12,
+ 10, 10, 10, 10,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ 11, 11, 11, 11,
+ 9, 9, 9, 9,
+ },
+ },
+ {
+ { 9223372036854775807ull },
+ {
+ 9223372036854775807ull, 9223372036854775807ull, 9223372036854775807ull, 9223372036854775807ull,
+ 9223372036854775808ull, 9223372036854775808ull, 9223372036854775808ull, 9223372036854775808ull,
+ 18446744073709551614ull, 18446744073709551614ull, 18446744073709551614ull, 18446744073709551614ull,
+ 18446744073709551615ull, 18446744073709551615ull, 18446744073709551615ull, 18446744073709551615ull,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ 9223372036854775807ull, 9223372036854775807ull, 9223372036854775807ull, 9223372036854775807ull,
+ 9223372036854775808ull, 9223372036854775808ull, 9223372036854775808ull, 9223372036854775808ull,
+ },
+ },
+ {
+ { 18446744073709551613ull },
+ {
+ 18446744073709551613ull, 18446744073709551613ull, 18446744073709551613ull, 18446744073709551613ull,
+ 18446744073709551614ull, 18446744073709551614ull, 18446744073709551614ull, 18446744073709551614ull,
+ 18446744073709551615ull, 18446744073709551615ull, 18446744073709551615ull, 18446744073709551615ull,
+ 18446744073709551612ull, 18446744073709551612ull, 18446744073709551612ull, 18446744073709551612ull,
+ },
+ {
+ 0, 0, 0, 0,
+ 1, 1, 1, 1,
+ 2, 2, 2, 2,
+ 18446744073709551615ull, 18446744073709551615ull, 18446744073709551615ull, 18446744073709551615ull,
+ },
+ },
+};
+
#endif
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i16.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i16.c
new file mode 100644
index 000000000000..abfdd13dff2c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i16.c
@@ -0,0 +1,15 @@
+/* { dg-do run { target { riscv_v } } } */
+/* { dg-additional-options "-std=c99 --param=gpr2vr-cost=0" } */
+
+#include "vx_binary.h"
+#include "vx_binary_data.h"
+
+#define T int16_t
+#define NAME sub
+
+DEF_VX_BINARY_CASE_0_WRAP(T, -, NAME)
+
+#define TEST_DATA TEST_BINARY_DATA_WRAP(T, vsub)
+#define TEST_RUN(T, NAME, out, in, x, n) RUN_VX_BINARY_CASE_0_WRAP(T, NAME, out, in, x, n)
+
+#include "vx_binary_run.h"
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i32.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i32.c
new file mode 100644
index 000000000000..5b2ad84097cb
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i32.c
@@ -0,0 +1,15 @@
+/* { dg-do run { target { riscv_v } } } */
+/* { dg-additional-options "-std=c99 --param=gpr2vr-cost=0" } */
+
+#include "vx_binary.h"
+#include "vx_binary_data.h"
+
+#define T int32_t
+#define NAME sub
+
+DEF_VX_BINARY_CASE_0_WRAP(T, -, NAME)
+
+#define TEST_DATA TEST_BINARY_DATA_WRAP(T, vsub)
+#define TEST_RUN(T, NAME, out, in, x, n) RUN_VX_BINARY_CASE_0_WRAP(T, NAME, out, in, x, n)
+
+#include "vx_binary_run.h"
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i64.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i64.c
new file mode 100644
index 000000000000..b1fdd427c39c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i64.c
@@ -0,0 +1,15 @@
+/* { dg-do run { target { riscv_v } } } */
+/* { dg-additional-options "-std=c99 --param=gpr2vr-cost=0" } */
+
+#include "vx_binary.h"
+#include "vx_binary_data.h"
+
+#define T int64_t
+#define NAME sub
+
+DEF_VX_BINARY_CASE_0_WRAP(T, -, NAME)
+
+#define TEST_DATA TEST_BINARY_DATA_WRAP(T, vsub)
+#define TEST_RUN(T, NAME, out, in, x, n) RUN_VX_BINARY_CASE_0_WRAP(T, NAME, out, in, x, n)
+
+#include "vx_binary_run.h"
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i8.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i8.c
new file mode 100644
index 000000000000..aafb88ae2f88
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-i8.c
@@ -0,0 +1,15 @@
+/* { dg-do run { target { riscv_v } } } */
+/* { dg-additional-options "-std=c99 --param=gpr2vr-cost=0" } */
+
+#include "vx_binary.h"
+#include "vx_binary_data.h"
+
+#define T int8_t
+#define NAME sub
+
+DEF_VX_BINARY_CASE_0_WRAP(T, -, NAME)
+
+#define TEST_DATA TEST_BINARY_DATA_WRAP(T, vsub)
+#define TEST_RUN(T, NAME, out, in, x, n) RUN_VX_BINARY_CASE_0_WRAP(T, NAME, out, in, x, n)
+
+#include "vx_binary_run.h"
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u16.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u16.c
new file mode 100644
index 000000000000..4010d09d9ef8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u16.c
@@ -0,0 +1,15 @@
+/* { dg-do run { target { riscv_v } } } */
+/* { dg-additional-options "-std=c99 --param=gpr2vr-cost=0" } */
+
+#include "vx_binary.h"
+#include "vx_binary_data.h"
+
+#define T uint16_t
+#define NAME sub
+
+DEF_VX_BINARY_CASE_0_WRAP(T, -, NAME)
+
+#define TEST_DATA TEST_BINARY_DATA_WRAP(T, vsub)
+#define TEST_RUN(T, NAME, out, in, x, n) RUN_VX_BINARY_CASE_0_WRAP(T, NAME, out, in, x, n)
+
+#include "vx_binary_run.h"
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u32.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u32.c
new file mode 100644
index 000000000000..f84c11e8cb42
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u32.c
@@ -0,0 +1,15 @@
+/* { dg-do run { target { riscv_v } } } */
+/* { dg-additional-options "-std=c99 --param=gpr2vr-cost=0" } */
+
+#include "vx_binary.h"
+#include "vx_binary_data.h"
+
+#define T uint32_t
+#define NAME sub
+
+DEF_VX_BINARY_CASE_0_WRAP(T, -, NAME)
+
+#define TEST_DATA TEST_BINARY_DATA_WRAP(T, vsub)
+#define TEST_RUN(T, NAME, out, in, x, n) RUN_VX_BINARY_CASE_0_WRAP(T, NAME, out, in, x, n)
+
+#include "vx_binary_run.h"
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u64.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u64.c
new file mode 100644
index 000000000000..cae4b24f48b4
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u64.c
@@ -0,0 +1,15 @@
+/* { dg-do run { target { riscv_v } } } */
+/* { dg-additional-options "-std=c99 --param=gpr2vr-cost=0" } */
+
+#include "vx_binary.h"
+#include "vx_binary_data.h"
+
+#define T uint64_t
+#define NAME sub
+
+DEF_VX_BINARY_CASE_0_WRAP(T, -, NAME)
+
+#define TEST_DATA TEST_BINARY_DATA_WRAP(T, vsub)
+#define TEST_RUN(T, NAME, out, in, x, n) RUN_VX_BINARY_CASE_0_WRAP(T, NAME, out, in, x, n)
+
+#include "vx_binary_run.h"
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u8.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u8.c
new file mode 100644
index 000000000000..1638a0e5f145
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/vx_vf/vx_vsub-run-1-u8.c
@@ -0,0 +1,15 @@
+/* { dg-do run { target { riscv_v } } } */
+/* { dg-additional-options "-std=c99 --param=gpr2vr-cost=0" } */
+
+#include "vx_binary.h"
+#include "vx_binary_data.h"
+
+#define T uint8_t
+#define NAME sub
+
+DEF_VX_BINARY_CASE_0_WRAP(T, -, NAME)
+
+#define TEST_DATA TEST_BINARY_DATA_WRAP(T, vsub)
+#define TEST_RUN(T, NAME, out, in, x, n) RUN_VX_BINARY_CASE_0_WRAP(T, NAME, out, in, x, n)
+
+#include "vx_binary_run.h"
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