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* [gcc r13-6293] Revert "gcc: xtensa: fix PR target/108876"
@ 2023-02-23 9:32 Max Filippov
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From: Max Filippov @ 2023-02-23 9:32 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:4c3191de2a82a406200dab364c49a571a80db0af
commit r13-6293-g4c3191de2a82a406200dab364c49a571a80db0af
Author: Max Filippov <jcmvbkbc@gmail.com>
Date: Wed Feb 22 22:07:58 2023 -0800
Revert "gcc: xtensa: fix PR target/108876"
This reverts commit b2ef02e8cbbaf95fee98be255f697f47193960ec.
Diff:
---
gcc/config/xtensa/xtensa.cc | 2 ++
gcc/config/xtensa/xtensa.md | 20 +++++++-------------
2 files changed, 9 insertions(+), 13 deletions(-)
diff --git a/gcc/config/xtensa/xtensa.cc b/gcc/config/xtensa/xtensa.cc
index 5c1c713e122..d0320efe21d 100644
--- a/gcc/config/xtensa/xtensa.cc
+++ b/gcc/config/xtensa/xtensa.cc
@@ -3548,6 +3548,8 @@ xtensa_expand_epilogue (bool sibcall_p)
gen_frame_mem (SImode, x));
}
}
+ if (sibcall_p)
+ emit_use (gen_rtx_REG (SImode, A0_REG));
if (cfun->machine->current_frame_size > 0)
{
diff --git a/gcc/config/xtensa/xtensa.md b/gcc/config/xtensa/xtensa.md
index b8a8aaf9764..d3996b26cb5 100644
--- a/gcc/config/xtensa/xtensa.md
+++ b/gcc/config/xtensa/xtensa.md
@@ -2369,10 +2369,8 @@
(set_attr "length" "3")])
(define_expand "sibcall"
- [(parallel [
- (call (match_operand 0 "memory_operand" "")
- (match_operand 1 "" ""))
- (use (reg:SI A0_REG))])]
+ [(call (match_operand 0 "memory_operand" "")
+ (match_operand 1 "" ""))]
"!TARGET_WINDOWED_ABI"
{
xtensa_prepare_expand_call (0, operands);
@@ -2380,8 +2378,7 @@
(define_insn "sibcall_internal"
[(call (mem:SI (match_operand:SI 0 "call_insn_operand" "nic"))
- (match_operand 1 "" "i"))
- (use (reg:SI A0_REG))]
+ (match_operand 1 "" "i"))]
"!TARGET_WINDOWED_ABI && SIBLING_CALL_P (insn)"
{
return xtensa_emit_sibcall (0, operands);
@@ -2391,11 +2388,9 @@
(set_attr "length" "3")])
(define_expand "sibcall_value"
- [(parallel [
- (set (match_operand 0 "register_operand" "")
- (call (match_operand 1 "memory_operand" "")
- (match_operand 2 "" "")))
- (use (reg:SI A0_REG))])]
+ [(set (match_operand 0 "register_operand" "")
+ (call (match_operand 1 "memory_operand" "")
+ (match_operand 2 "" "")))]
"!TARGET_WINDOWED_ABI"
{
xtensa_prepare_expand_call (1, operands);
@@ -2404,8 +2399,7 @@
(define_insn "sibcall_value_internal"
[(set (match_operand 0 "register_operand" "=a")
(call (mem:SI (match_operand:SI 1 "call_insn_operand" "nic"))
- (match_operand 2 "" "i")))
- (use (reg:SI A0_REG))]
+ (match_operand 2 "" "i")))]
"!TARGET_WINDOWED_ABI && SIBLING_CALL_P (insn)"
{
return xtensa_emit_sibcall (1, operands);
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2023-02-23 9:32 [gcc r13-6293] Revert "gcc: xtensa: fix PR target/108876" Max Filippov
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