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* [gcc r14-10064] Revert "RISC-V: Support highest-number regno overlap for widen ternary"
@ 2024-04-22 6:10 Pan Li
0 siblings, 0 replies; only message in thread
From: Pan Li @ 2024-04-22 6:10 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:cc46b6d4f3b4edc832a319ebf5053131dada3c8c
commit r14-10064-gcc46b6d4f3b4edc832a319ebf5053131dada3c8c
Author: Pan Li <pan2.li@intel.com>
Date: Mon Apr 22 14:10:02 2024 +0800
Revert "RISC-V: Support highest-number regno overlap for widen ternary"
This reverts commit 27fde325d64447a3a0d5d550c5976e5f3fb6dc16.
Diff:
---
gcc/config/riscv/vector.md | 115 ++++++++++-----------
.../gcc.target/riscv/rvv/base/pr112431-37.c | 103 ------------------
.../gcc.target/riscv/rvv/base/pr112431-38.c | 82 ---------------
3 files changed, 55 insertions(+), 245 deletions(-)
diff --git a/gcc/config/riscv/vector.md b/gcc/config/riscv/vector.md
index 140b4638346..aef8cad20a0 100644
--- a/gcc/config/riscv/vector.md
+++ b/gcc/config/riscv/vector.md
@@ -5930,30 +5930,29 @@
(set_attr "mode" "<V_DOUBLE_TRUNC>")])
(define_insn "@pred_widen_mul_plus<su><mode>_scalar"
- [(set (match_operand:VWEXTI 0 "register_operand" "=vd, vr, vd, vr, vd, vr, ?&vr")
+ [(set (match_operand:VWEXTI 0 "register_operand" "=&vr")
(if_then_else:VWEXTI
(unspec:<VM>
- [(match_operand:<VM> 1 "vector_mask_operand" " vm,Wc1, vm,Wc1, vm,Wc1,vmWc1")
- (match_operand 5 "vector_length_operand" " rK, rK, rK, rK, rK, rK, rK")
- (match_operand 6 "const_int_operand" " i, i, i, i, i, i, i")
- (match_operand 7 "const_int_operand" " i, i, i, i, i, i, i")
- (match_operand 8 "const_int_operand" " i, i, i, i, i, i, i")
+ [(match_operand:<VM> 1 "vector_mask_operand" "vmWc1")
+ (match_operand 5 "vector_length_operand" " rK")
+ (match_operand 6 "const_int_operand" " i")
+ (match_operand 7 "const_int_operand" " i")
+ (match_operand 8 "const_int_operand" " i")
(reg:SI VL_REGNUM)
(reg:SI VTYPE_REGNUM)] UNSPEC_VPREDICATE)
(plus:VWEXTI
(mult:VWEXTI
(any_extend:VWEXTI
(vec_duplicate:<V_DOUBLE_TRUNC>
- (match_operand:<VSUBEL> 3 "reg_or_0_operand" " rJ, rJ, rJ, rJ, rJ, rJ, rJ")))
+ (match_operand:<VSUBEL> 3 "register_operand" " r")))
(any_extend:VWEXTI
- (match_operand:<V_DOUBLE_TRUNC> 4 "register_operand" "W21,W21,W42,W42,W84,W84, vr")))
- (match_operand:VWEXTI 2 "register_operand" " 0, 0, 0, 0, 0, 0, 0"))
+ (match_operand:<V_DOUBLE_TRUNC> 4 "register_operand" " vr")))
+ (match_operand:VWEXTI 2 "register_operand" " 0"))
(match_dup 2)))]
"TARGET_VECTOR"
- "vwmacc<u>.vx\t%0,%z3,%4%p1"
+ "vwmacc<u>.vx\t%0,%3,%4%p1"
[(set_attr "type" "viwmuladd")
- (set_attr "mode" "<V_DOUBLE_TRUNC>")
- (set_attr "group_overlap" "W21,W21,W42,W42,W84,W84,none")])
+ (set_attr "mode" "<V_DOUBLE_TRUNC>")])
(define_insn "@pred_widen_mul_plussu<mode>"
[(set (match_operand:VWEXTI 0 "register_operand" "=&vr")
@@ -5980,56 +5979,54 @@
(set_attr "mode" "<V_DOUBLE_TRUNC>")])
(define_insn "@pred_widen_mul_plussu<mode>_scalar"
- [(set (match_operand:VWEXTI 0 "register_operand" "=vd, vr, vd, vr, vd, vr, ?&vr")
+ [(set (match_operand:VWEXTI 0 "register_operand" "=&vr")
(if_then_else:VWEXTI
(unspec:<VM>
- [(match_operand:<VM> 1 "vector_mask_operand" " vm,Wc1, vm,Wc1, vm,Wc1,vmWc1")
- (match_operand 5 "vector_length_operand" " rK, rK, rK, rK, rK, rK, rK")
- (match_operand 6 "const_int_operand" " i, i, i, i, i, i, i")
- (match_operand 7 "const_int_operand" " i, i, i, i, i, i, i")
- (match_operand 8 "const_int_operand" " i, i, i, i, i, i, i")
+ [(match_operand:<VM> 1 "vector_mask_operand" "vmWc1")
+ (match_operand 5 "vector_length_operand" " rK")
+ (match_operand 6 "const_int_operand" " i")
+ (match_operand 7 "const_int_operand" " i")
+ (match_operand 8 "const_int_operand" " i")
(reg:SI VL_REGNUM)
(reg:SI VTYPE_REGNUM)] UNSPEC_VPREDICATE)
(plus:VWEXTI
(mult:VWEXTI
(sign_extend:VWEXTI
(vec_duplicate:<V_DOUBLE_TRUNC>
- (match_operand:<VSUBEL> 3 "reg_or_0_operand" " rJ, rJ, rJ, rJ, rJ, rJ, rJ")))
+ (match_operand:<VSUBEL> 3 "register_operand" " r")))
(zero_extend:VWEXTI
- (match_operand:<V_DOUBLE_TRUNC> 4 "register_operand" "W21,W21,W42,W42,W84,W84, vr")))
- (match_operand:VWEXTI 2 "register_operand" " 0, 0, 0, 0, 0, 0, 0"))
+ (match_operand:<V_DOUBLE_TRUNC> 4 "register_operand" " vr")))
+ (match_operand:VWEXTI 2 "register_operand" " 0"))
(match_dup 2)))]
"TARGET_VECTOR"
- "vwmaccsu.vx\t%0,%z3,%4%p1"
+ "vwmaccsu.vx\t%0,%3,%4%p1"
[(set_attr "type" "viwmuladd")
- (set_attr "mode" "<V_DOUBLE_TRUNC>")
- (set_attr "group_overlap" "W21,W21,W42,W42,W84,W84,none")])
+ (set_attr "mode" "<V_DOUBLE_TRUNC>")])
(define_insn "@pred_widen_mul_plusus<mode>_scalar"
- [(set (match_operand:VWEXTI 0 "register_operand" "=vd, vr, vd, vr, vd, vr, ?&vr")
+ [(set (match_operand:VWEXTI 0 "register_operand" "=&vr")
(if_then_else:VWEXTI
(unspec:<VM>
- [(match_operand:<VM> 1 "vector_mask_operand" " vm,Wc1, vm,Wc1, vm,Wc1,vmWc1")
- (match_operand 5 "vector_length_operand" " rK, rK, rK, rK, rK, rK, rK")
- (match_operand 6 "const_int_operand" " i, i, i, i, i, i, i")
- (match_operand 7 "const_int_operand" " i, i, i, i, i, i, i")
- (match_operand 8 "const_int_operand" " i, i, i, i, i, i, i")
+ [(match_operand:<VM> 1 "vector_mask_operand" "vmWc1")
+ (match_operand 5 "vector_length_operand" " rK")
+ (match_operand 6 "const_int_operand" " i")
+ (match_operand 7 "const_int_operand" " i")
+ (match_operand 8 "const_int_operand" " i")
(reg:SI VL_REGNUM)
(reg:SI VTYPE_REGNUM)] UNSPEC_VPREDICATE)
(plus:VWEXTI
(mult:VWEXTI
(zero_extend:VWEXTI
(vec_duplicate:<V_DOUBLE_TRUNC>
- (match_operand:<VSUBEL> 3 "reg_or_0_operand" " rJ, rJ, rJ, rJ, rJ, rJ, rJ")))
+ (match_operand:<VSUBEL> 3 "register_operand" " r")))
(sign_extend:VWEXTI
- (match_operand:<V_DOUBLE_TRUNC> 4 "register_operand" "W21,W21,W42,W42,W84,W84, vr")))
- (match_operand:VWEXTI 2 "register_operand" " 0, 0, 0, 0, 0, 0, 0"))
+ (match_operand:<V_DOUBLE_TRUNC> 4 "register_operand" " vr")))
+ (match_operand:VWEXTI 2 "register_operand" " 0"))
(match_dup 2)))]
"TARGET_VECTOR"
- "vwmaccus.vx\t%0,%z3,%4%p1"
+ "vwmaccus.vx\t%0,%3,%4%p1"
[(set_attr "type" "viwmuladd")
- (set_attr "mode" "<V_DOUBLE_TRUNC>")
- (set_attr "group_overlap" "W21,W21,W42,W42,W84,W84,none")])
+ (set_attr "mode" "<V_DOUBLE_TRUNC>")])
;; -------------------------------------------------------------------------------
;; ---- Predicated BOOL mask operations
@@ -7247,15 +7244,15 @@
(symbol_ref "riscv_vector::get_frm_mode (operands[9])"))])
(define_insn "@pred_widen_mul_<optab><mode>_scalar"
- [(set (match_operand:VWEXTF 0 "register_operand" "=vd, vr, vd, vr, vd, vr, ?&vr")
+ [(set (match_operand:VWEXTF 0 "register_operand" "=&vr")
(if_then_else:VWEXTF
(unspec:<VM>
- [(match_operand:<VM> 1 "vector_mask_operand" " vm,Wc1, vm,Wc1, vm,Wc1,vmWc1")
- (match_operand 5 "vector_length_operand" " rK, rK, rK, rK, rK, rK, rK")
- (match_operand 6 "const_int_operand" " i, i, i, i, i, i, i")
- (match_operand 7 "const_int_operand" " i, i, i, i, i, i, i")
- (match_operand 8 "const_int_operand" " i, i, i, i, i, i, i")
- (match_operand 9 "const_int_operand" " i, i, i, i, i, i, i")
+ [(match_operand:<VM> 1 "vector_mask_operand" "vmWc1")
+ (match_operand 5 "vector_length_operand" " rK")
+ (match_operand 6 "const_int_operand" " i")
+ (match_operand 7 "const_int_operand" " i")
+ (match_operand 8 "const_int_operand" " i")
+ (match_operand 9 "const_int_operand" " i")
(reg:SI VL_REGNUM)
(reg:SI VTYPE_REGNUM)
(reg:SI FRM_REGNUM)] UNSPEC_VPREDICATE)
@@ -7263,18 +7260,17 @@
(mult:VWEXTF
(float_extend:VWEXTF
(vec_duplicate:<V_DOUBLE_TRUNC>
- (match_operand:<VSUBEL> 3 "register_operand" " f, f, f, f, f, f, f")))
+ (match_operand:<VSUBEL> 3 "register_operand" " f")))
(float_extend:VWEXTF
- (match_operand:<V_DOUBLE_TRUNC> 4 "register_operand" "W21,W21,W42,W42,W84,W84, vr")))
- (match_operand:VWEXTF 2 "register_operand" " 0, 0, 0, 0, 0, 0, 0"))
+ (match_operand:<V_DOUBLE_TRUNC> 4 "register_operand" " vr")))
+ (match_operand:VWEXTF 2 "register_operand" " 0"))
(match_dup 2)))]
"TARGET_VECTOR"
"vfw<macc_msac>.vf\t%0,%3,%4%p1"
[(set_attr "type" "vfwmuladd")
(set_attr "mode" "<V_DOUBLE_TRUNC>")
(set (attr "frm_mode")
- (symbol_ref "riscv_vector::get_frm_mode (operands[9])"))
- (set_attr "group_overlap" "W21,W21,W42,W42,W84,W84,none")])
+ (symbol_ref "riscv_vector::get_frm_mode (operands[9])"))])
(define_insn "@pred_widen_mul_neg_<optab><mode>"
[(set (match_operand:VWEXTF 0 "register_operand" "=&vr")
@@ -7306,15 +7302,15 @@
(symbol_ref "riscv_vector::get_frm_mode (operands[9])"))])
(define_insn "@pred_widen_mul_neg_<optab><mode>_scalar"
- [(set (match_operand:VWEXTF 0 "register_operand" "=vd, vr, vd, vr, vd, vr, ?&vr")
+ [(set (match_operand:VWEXTF 0 "register_operand" "=&vr")
(if_then_else:VWEXTF
(unspec:<VM>
- [(match_operand:<VM> 1 "vector_mask_operand" " vm,Wc1, vm,Wc1, vm,Wc1,vmWc1")
- (match_operand 5 "vector_length_operand" " rK, rK, rK, rK, rK, rK, rK")
- (match_operand 6 "const_int_operand" " i, i, i, i, i, i, i")
- (match_operand 7 "const_int_operand" " i, i, i, i, i, i, i")
- (match_operand 8 "const_int_operand" " i, i, i, i, i, i, i")
- (match_operand 9 "const_int_operand" " i, i, i, i, i, i, i")
+ [(match_operand:<VM> 1 "vector_mask_operand" "vmWc1")
+ (match_operand 5 "vector_length_operand" " rK")
+ (match_operand 6 "const_int_operand" " i")
+ (match_operand 7 "const_int_operand" " i")
+ (match_operand 8 "const_int_operand" " i")
+ (match_operand 9 "const_int_operand" " i")
(reg:SI VL_REGNUM)
(reg:SI VTYPE_REGNUM)
(reg:SI FRM_REGNUM)] UNSPEC_VPREDICATE)
@@ -7323,18 +7319,17 @@
(mult:VWEXTF
(float_extend:VWEXTF
(vec_duplicate:<V_DOUBLE_TRUNC>
- (match_operand:<VSUBEL> 3 "register_operand" " f, f, f, f, f, f, f")))
+ (match_operand:<VSUBEL> 3 "register_operand" " f")))
(float_extend:VWEXTF
- (match_operand:<V_DOUBLE_TRUNC> 4 "register_operand" "W21,W21,W42,W42,W84,W84, vr"))))
- (match_operand:VWEXTF 2 "register_operand" " 0, 0, 0, 0, 0, 0, 0"))
+ (match_operand:<V_DOUBLE_TRUNC> 4 "register_operand" " vr"))))
+ (match_operand:VWEXTF 2 "register_operand" " 0"))
(match_dup 2)))]
"TARGET_VECTOR"
"vfw<nmsac_nmacc>.vf\t%0,%3,%4%p1"
[(set_attr "type" "vfwmuladd")
(set_attr "mode" "<V_DOUBLE_TRUNC>")
(set (attr "frm_mode")
- (symbol_ref "riscv_vector::get_frm_mode (operands[9])"))
- (set_attr "group_overlap" "W21,W21,W42,W42,W84,W84,none")])
+ (symbol_ref "riscv_vector::get_frm_mode (operands[9])"))])
;; -------------------------------------------------------------------------------
;; ---- Predicated floating-point comparison operations
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/base/pr112431-37.c b/gcc/testsuite/gcc.target/riscv/rvv/base/pr112431-37.c
deleted file mode 100644
index 6337ff875fe..00000000000
--- a/gcc/testsuite/gcc.target/riscv/rvv/base/pr112431-37.c
+++ /dev/null
@@ -1,103 +0,0 @@
-/* { dg-do compile } */
-/* { dg-options "-march=rv64gcv -mabi=lp64d -O3" } */
-
-#include "riscv_vector.h"
-
-void
-foo (void *in, void *out)
-{
- vint16m2_t accum = __riscv_vle16_v_i16m2 (in, 4);
- vint16m1_t high_eew16 = __riscv_vget_v_i16m2_i16m1 (accum, 1);
- vint8m1_t high_eew8 = __riscv_vreinterpret_v_i16m1_i8m1 (high_eew16);
- vint16m2_t result = __riscv_vwmacc_vx_i16m2 (accum, 16, high_eew8, 4);
- __riscv_vse16_v_i16m2 (out, result, 4);
-}
-
-void
-foo2 (void *in, void *out)
-{
- vint16m4_t accum = __riscv_vle16_v_i16m4 (in, 4);
- vint16m2_t high_eew16 = __riscv_vget_v_i16m4_i16m2 (accum, 1);
- vint8m2_t high_eew8 = __riscv_vreinterpret_v_i16m2_i8m2 (high_eew16);
- vint16m4_t result = __riscv_vwmacc_vx_i16m4 (accum, 16, high_eew8, 4);
- __riscv_vse16_v_i16m4 (out, result, 4);
-}
-
-void
-foo3 (void *in, void *out)
-{
- vint16m8_t accum = __riscv_vle16_v_i16m8 (in, 4);
- vint16m4_t high_eew16 = __riscv_vget_v_i16m8_i16m4 (accum, 1);
- vint8m4_t high_eew8 = __riscv_vreinterpret_v_i16m4_i8m4 (high_eew16);
- vint16m8_t result = __riscv_vwmacc_vx_i16m8 (accum, 16, high_eew8, 4);
- __riscv_vse16_v_i16m8 (out, result, 4);
-}
-
-void
-foo4 (void *in, void *out)
-{
- vint16m2_t accum = __riscv_vle16_v_i16m2 (in, 4);
- vint16m1_t high_eew16 = __riscv_vget_v_i16m2_i16m1 (accum, 1);
- vint8m1_t high_eew8 = __riscv_vreinterpret_v_i16m1_i8m1 (high_eew16);
- vint16m2_t result = __riscv_vwmaccus_vx_i16m2 (accum, 16, high_eew8, 4);
- __riscv_vse16_v_i16m2 (out, result, 4);
-}
-
-void
-foo5 (void *in, void *out)
-{
- vint16m4_t accum = __riscv_vle16_v_i16m4 (in, 4);
- vint16m2_t high_eew16 = __riscv_vget_v_i16m4_i16m2 (accum, 1);
- vint8m2_t high_eew8 = __riscv_vreinterpret_v_i16m2_i8m2 (high_eew16);
- vint16m4_t result = __riscv_vwmaccus_vx_i16m4 (accum, 16, high_eew8, 4);
- __riscv_vse16_v_i16m4 (out, result, 4);
-}
-
-void
-foo6 (void *in, void *out)
-{
- vint16m8_t accum = __riscv_vle16_v_i16m8 (in, 4);
- vint16m4_t high_eew16 = __riscv_vget_v_i16m8_i16m4 (accum, 1);
- vint8m4_t high_eew8 = __riscv_vreinterpret_v_i16m4_i8m4 (high_eew16);
- vint16m8_t result = __riscv_vwmaccus_vx_i16m8 (accum, 16, high_eew8, 4);
- __riscv_vse16_v_i16m8 (out, result, 4);
-}
-
-void
-foo7 (void *in, void *out)
-{
- vint16m2_t accum = __riscv_vle16_v_i16m2 (in, 4);
- vint16m1_t high_eew16 = __riscv_vget_v_i16m2_i16m1 (accum, 1);
- vint8m1_t high_eew8 = __riscv_vreinterpret_v_i16m1_i8m1 (high_eew16);
- vuint8m1_t high_ueew8 = __riscv_vreinterpret_v_i8m1_u8m1 (high_eew8);
- vint16m2_t result = __riscv_vwmaccsu_vx_i16m2 (accum, 16, high_ueew8, 4);
- __riscv_vse16_v_i16m2 (out, result, 4);
-}
-
-void
-foo8 (void *in, void *out)
-{
- vint16m4_t accum = __riscv_vle16_v_i16m4 (in, 4);
- vint16m2_t high_eew16 = __riscv_vget_v_i16m4_i16m2 (accum, 1);
- vint8m2_t high_eew8 = __riscv_vreinterpret_v_i16m2_i8m2 (high_eew16);
- vuint8m2_t high_ueew8 = __riscv_vreinterpret_v_i8m2_u8m2 (high_eew8);
- vint16m4_t result = __riscv_vwmaccsu_vx_i16m4 (accum, 16, high_ueew8, 4);
- __riscv_vse16_v_i16m4 (out, result, 4);
-}
-
-void
-foo9 (void *in, void *out)
-{
- vint16m8_t accum = __riscv_vle16_v_i16m8 (in, 4);
- vint16m4_t high_eew16 = __riscv_vget_v_i16m8_i16m4 (accum, 1);
- vint8m4_t high_eew8 = __riscv_vreinterpret_v_i16m4_i8m4 (high_eew16);
- vuint8m4_t high_ueew8 = __riscv_vreinterpret_v_i8m4_u8m4 (high_eew8);
- vint16m8_t result = __riscv_vwmaccsu_vx_i16m8 (accum, 16, high_ueew8, 4);
- __riscv_vse16_v_i16m8 (out, result, 4);
-}
-
-/* { dg-final { scan-assembler-not {vmv1r} } } */
-/* { dg-final { scan-assembler-not {vmv2r} } } */
-/* { dg-final { scan-assembler-not {vmv4r} } } */
-/* { dg-final { scan-assembler-not {vmv8r} } } */
-/* { dg-final { scan-assembler-not {csrr} } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/base/pr112431-38.c b/gcc/testsuite/gcc.target/riscv/rvv/base/pr112431-38.c
deleted file mode 100644
index 7b7d6cc7e98..00000000000
--- a/gcc/testsuite/gcc.target/riscv/rvv/base/pr112431-38.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/* { dg-do compile } */
-/* { dg-options "-march=rv64gcv -mabi=lp64d -O3" } */
-
-#include "riscv_vector.h"
-
-void
-foo (void *in, void *out)
-{
- vfloat64m2_t accum = __riscv_vle64_v_f64m2 (in, 4);
- vfloat64m1_t high_eew64 = __riscv_vget_v_f64m2_f64m1 (accum, 1);
- vint64m1_t high_eew64_i = __riscv_vreinterpret_v_f64m1_i64m1 (high_eew64);
- vint32m1_t high_eew32_i = __riscv_vreinterpret_v_i64m1_i32m1 (high_eew64_i);
- vfloat32m1_t high_eew32 = __riscv_vreinterpret_v_i32m1_f32m1 (high_eew32_i);
- vfloat64m2_t result = __riscv_vfwmacc_vf_f64m2 (accum, 64, high_eew32, 4);
- __riscv_vse64_v_f64m2 (out, result, 4);
-}
-
-void
-foo2 (void *in, void *out)
-{
- vfloat64m4_t accum = __riscv_vle64_v_f64m4 (in, 4);
- vfloat64m2_t high_eew64 = __riscv_vget_v_f64m4_f64m2 (accum, 1);
- vint64m2_t high_eew64_i = __riscv_vreinterpret_v_f64m2_i64m2 (high_eew64);
- vint32m2_t high_eew32_i = __riscv_vreinterpret_v_i64m2_i32m2 (high_eew64_i);
- vfloat32m2_t high_eew32 = __riscv_vreinterpret_v_i32m2_f32m2 (high_eew32_i);
- vfloat64m4_t result = __riscv_vfwmacc_vf_f64m4 (accum, 64, high_eew32, 4);
- __riscv_vse64_v_f64m4 (out, result, 4);
-}
-
-void
-foo3 (void *in, void *out)
-{
- vfloat64m8_t accum = __riscv_vle64_v_f64m8 (in, 4);
- vfloat64m4_t high_eew64 = __riscv_vget_v_f64m8_f64m4 (accum, 1);
- vint64m4_t high_eew64_i = __riscv_vreinterpret_v_f64m4_i64m4 (high_eew64);
- vint32m4_t high_eew32_i = __riscv_vreinterpret_v_i64m4_i32m4 (high_eew64_i);
- vfloat32m4_t high_eew32 = __riscv_vreinterpret_v_i32m4_f32m4 (high_eew32_i);
- vfloat64m8_t result = __riscv_vfwmacc_vf_f64m8 (accum, 64, high_eew32, 4);
- __riscv_vse64_v_f64m8 (out, result, 4);
-}
-
-void
-foo4 (void *in, void *out)
-{
- vfloat64m2_t accum = __riscv_vle64_v_f64m2 (in, 4);
- vfloat64m1_t high_eew64 = __riscv_vget_v_f64m2_f64m1 (accum, 1);
- vint64m1_t high_eew64_i = __riscv_vreinterpret_v_f64m1_i64m1 (high_eew64);
- vint32m1_t high_eew32_i = __riscv_vreinterpret_v_i64m1_i32m1 (high_eew64_i);
- vfloat32m1_t high_eew32 = __riscv_vreinterpret_v_i32m1_f32m1 (high_eew32_i);
- vfloat64m2_t result = __riscv_vfwnmsac_vf_f64m2 (accum, 64, high_eew32, 4);
- __riscv_vse64_v_f64m2 (out, result, 4);
-}
-
-void
-foo5 (void *in, void *out)
-{
- vfloat64m4_t accum = __riscv_vle64_v_f64m4 (in, 4);
- vfloat64m2_t high_eew64 = __riscv_vget_v_f64m4_f64m2 (accum, 1);
- vint64m2_t high_eew64_i = __riscv_vreinterpret_v_f64m2_i64m2 (high_eew64);
- vint32m2_t high_eew32_i = __riscv_vreinterpret_v_i64m2_i32m2 (high_eew64_i);
- vfloat32m2_t high_eew32 = __riscv_vreinterpret_v_i32m2_f32m2 (high_eew32_i);
- vfloat64m4_t result = __riscv_vfwnmsac_vf_f64m4 (accum, 64, high_eew32, 4);
- __riscv_vse64_v_f64m4 (out, result, 4);
-}
-
-void
-foo6 (void *in, void *out)
-{
- vfloat64m8_t accum = __riscv_vle64_v_f64m8 (in, 4);
- vfloat64m4_t high_eew64 = __riscv_vget_v_f64m8_f64m4 (accum, 1);
- vint64m4_t high_eew64_i = __riscv_vreinterpret_v_f64m4_i64m4 (high_eew64);
- vint32m4_t high_eew32_i = __riscv_vreinterpret_v_i64m4_i32m4 (high_eew64_i);
- vfloat32m4_t high_eew32 = __riscv_vreinterpret_v_i32m4_f32m4 (high_eew32_i);
- vfloat64m8_t result = __riscv_vfwnmsac_vf_f64m8 (accum, 64, high_eew32, 4);
- __riscv_vse64_v_f64m8 (out, result, 4);
-}
-
-/* { dg-final { scan-assembler-not {vmv1r} } } */
-/* { dg-final { scan-assembler-not {vmv2r} } } */
-/* { dg-final { scan-assembler-not {vmv4r} } } */
-/* { dg-final { scan-assembler-not {vmv8r} } } */
-/* { dg-final { scan-assembler-not {csrr} } } */
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2024-04-22 6:10 [gcc r14-10064] Revert "RISC-V: Support highest-number regno overlap for widen ternary" Pan Li
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