[gentoo-commits] proj/gcc-patches:master commit in: 15.0.0/gentoo/

["Sam James" <sam@gentoo.org>]

commit:     dc56acd66a2e3cbbc1f1a62f02538d668f4a843b
Author:     Sam James <sam <AT> gentoo <DOT> org>
AuthorDate: Wed Nov 13 00:16:04 2024 +0000
Commit:     Sam James <sam <AT> gentoo <DOT> org>
CommitDate: Wed Nov 13 00:16:04 2024 +0000
URL:        https://gitweb.gentoo.org/proj/gcc-patches.git/commit/?id=dc56acd6

15.0.0: drop 72_all_PR117476-revert.patch

The revert has landed upstream.

Signed-off-by: Sam James <sam <AT> gentoo.org>

 15.0.0/gentoo/72_all_PR117476-revert.patch | 74 ------------------------------
 1 file changed, 74 deletions(-)

diff --git a/15.0.0/gentoo/72_all_PR117476-revert.patch b/15.0.0/gentoo/72_all_PR117476-revert.patch
deleted file mode 100644
index c073213..0000000
--- a/15.0.0/gentoo/72_all_PR117476-revert.patch
+++ /dev/null
@@ -1,74 +0,0 @@
-From 7f98f96e02bd3b5cac35655d933382f9225fef59 Mon Sep 17 00:00:00 2001
-Message-ID: <7f98f96e02bd3b5cac35655d933382f9225fef59.1730995976.git.sam@gentoo.org>
-From: Sam James <sam@gentoo.org>
-Date: Thu, 7 Nov 2024 16:12:40 +0000
-Subject: [PATCH] Revert "[PATCH v2] RISC-V: zero_extend(not) -> xor
- optimization [PR112398]"
-
-This reverts commit 69bd93c167fefbdff0cb88614275358b7a2b2941.
-
-Bug: https://gcc.gnu.org/PR117476
----
- gcc/simplify-rtx.cc                       | 22 ----------------------
- gcc/testsuite/gcc.target/riscv/pr112398.c | 14 --------------
- 2 files changed, 36 deletions(-)
- delete mode 100644 gcc/testsuite/gcc.target/riscv/pr112398.c
-
-diff --git a/gcc/simplify-rtx.cc b/gcc/simplify-rtx.cc
-index d05efac20dc8..893c5f6e1ae0 100644
---- a/gcc/simplify-rtx.cc
-+++ b/gcc/simplify-rtx.cc
-@@ -1842,28 +1842,6 @@ simplify_context::simplify_unary_operation_1 (rtx_code code, machine_mode mode,
- 	      & ~GET_MODE_MASK (op_mode)) == 0)
- 	return SUBREG_REG (op);
- 
--      /* Trying to optimize:
--	 (zero_extend:M (subreg:N (not:M (X:M)))) ->
--	 (xor:M (zero_extend:M (subreg:N (X:M)), mask))
--	 where the mask is GET_MODE_MASK (N).
--	 For the cases when X:M doesn't have any non-zero bits
--	 outside of mode N, (zero_extend:M (subreg:N (X:M))
--	 will be simplified to just (X:M)
--	 and whole optimization will be -> (xor:M (X:M, mask)).  */
--      if (SUBREG_P (op)
--	  && GET_CODE (XEXP (op, 0)) == NOT
--	  && GET_MODE (XEXP (op, 0)) == mode
--	  && subreg_lowpart_p (op)
--	  && GET_MODE_SIZE (GET_MODE (op)).is_constant ()
--	  && (nonzero_bits (XEXP (XEXP (op, 0), 0), mode)
--	      & ~GET_MODE_MASK (mode)) == 0)
--      {
--	const uint64_t mask = GET_MODE_MASK (GET_MODE (op));
--	return simplify_gen_binary (XOR, mode,
--				    XEXP (XEXP (op, 0), 0),
--				    gen_int_mode (mask, mode));
--      }
--
- #if defined(POINTERS_EXTEND_UNSIGNED)
-       /* As we do not know which address space the pointer is referring to,
- 	 we can do this only if the target does not support different pointer
-diff --git a/gcc/testsuite/gcc.target/riscv/pr112398.c b/gcc/testsuite/gcc.target/riscv/pr112398.c
-deleted file mode 100644
-index 624a665b76c9..000000000000
---- a/gcc/testsuite/gcc.target/riscv/pr112398.c
-+++ /dev/null
-@@ -1,14 +0,0 @@
--/* { dg-do compile } */
--/* { dg-options "-march=rv64gc -mabi=lp64d" } */
--/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" } } */
--
--#include <stdint.h>
--
--uint8_t neg_u8 (const uint8_t src)
--{
--  return ~src;
--}
--
--/* { dg-final { scan-assembler-times "xori\t" 1 } } */
--/* { dg-final { scan-assembler-not "not\t" } } */
--/* { dg-final { scan-assembler-not "andi\t" } } */
-
-base-commit: 6a6b8b847bce78a909379f3b9d3365c4ac4f0ff5
--- 
-2.47.0
-