https://gcc.gnu.org/g:1c6b11ccc285c06a0bb74e31a79a9880d56355cd
commit 1c6b11ccc285c06a0bb74e31a79a9880d56355cd
Author: Michael Meissner <meiss...@linux.ibm.com>
Date: Sun Nov 17 20:26:48 2024 -0500
Revert changes
Diff:
---
gcc/config/rs6000/rs6000.md | 26 ----------------
gcc/testsuite/gcc.target/powerpc/pr108958.c | 47 -----------------------------
2 files changed, 73 deletions(-)
diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md
index e4c52f937d33..d266f93ff2e4 100644
--- a/gcc/config/rs6000/rs6000.md
+++ b/gcc/config/rs6000/rs6000.md
@@ -1026,32 +1026,6 @@
(set_attr "dot" "yes")
(set_attr "length" "4,8")])
-(define_insn_and_split "zero_extendditi2"
- [(set (match_operand:TI 0 "gpc_reg_operand" "=r,r,wa,wa")
- (zero_extend:TI
- (match_operand:DI 1 "reg_or_mem_operand" "r,m,r,Z")))]
- "TARGET_DIRECT_MOVE_64BIT"
- "@
- #
- #
- mtvsrdd %x0,0,%1
- lxvrdx %x0,%y1"
- "&& reload_completed && int_reg_operand (operands[0], TImode)"
- [(set (match_dup 2)
- (match_dup 1))
- (set (match_dup 3)
- (const_int 0))]
-{
- int lo = BYTES_BIG_ENDIAN ? 1 : 0;
- int hi = 1 - lo;
- int r = reg_or_subregno (operands[0]);
-
- operands[2] = gen_rtx_REG (DImode, r + lo);
- operands[3] = gen_rtx_REG (DImode, r + hi);
-}
- [(set_attr "type" "*,load,mtvsr,vecload")
- (set_attr "length" "8,8,*,*")
- (set_attr "isa" "*,*,*,p10")])
(define_insn "extendqi<mode>2"
[(set (match_operand:EXTQI 0 "gpc_reg_operand" "=r,?*v")
diff --git a/gcc/testsuite/gcc.target/powerpc/pr108958.c
b/gcc/testsuite/gcc.target/powerpc/pr108958.c
deleted file mode 100644
index aa79dc880c8e..000000000000
--- a/gcc/testsuite/gcc.target/powerpc/pr108958.c
+++ /dev/null
@@ -1,47 +0,0 @@
-/* { dg-do compile } */
-/* { dg-require-effective-target int128 } */
-/* { dg-require-effective-target lp64 } */
-/* { dg-require-effective-target power10_ok } */
-/* { dg-options "-mdejagnu-cpu=power10 -O2" } */
-
-/* PR target/108958, use mtvsrdd to zero extend gpr to vsx register. */
-
-void
-arg_to_vsx (unsigned long long x, __uint128_t *p)
-{
- /* mtvsrdd vsx,0,gpr. */
- __uint128_t y = x;
- __asm__ (" # %x0" : "+wa" (y));
- *p = y;
-}
-
-void
-mem_to_vsx (unsigned long long *p, __uint128_t *q)
-{
- /* lxrdx vsx,0,ptr. */
- __uint128_t y = *p;
- __asm__ (" # %x0" : "+wa" (y));
- *q = y;
-}
-
-
-void
-arg_to_gpr (unsigned long long x, __uint128_t *p)
-{
- /* mr gpr1_lo,gpr2; li gpr1_hi,0. */
- __uint128_t y = x;
- __asm__ (" # %0" : "+r" (y));
- *p = y;
-}
-
-void
-mem_to_gpr (unsigned long long *p, __uint128_t *q)
-{
- /* ld gpr1_lo,addr; li gpr1_hi,0. */
- __uint128_t y = *p;
- __asm__ (" # %0" : "+r" (y));
- *q = y;
-}
-
-/* { dg-final { scan-assembler-times {\mmtvsrdd .*,0,.*\M} 1 } } */
-/* { dg-final { scan-assembler-times {\mlxvrdx\M} 1 } } */
