From 9fd7ad8e71a99b33230d83d0c195e218452fb45c Mon Sep 17 00:00:00 2001 From: Max Filippov Date: Mon, 23 Sep 2019 13:47:03 -0700 Subject: [PATCH] package/gcc: backport fix for xtensa PR 90922 Stack pointer adjustment code in xtensa call0 ABI prologue missed a case of no callee-saved registers and a stack frame size bigger than 128 bytes. Handle that case. Signed-off-by: Max Filippov Signed-off-by: Thomas Petazzoni --- ...nsa-backport-fix-for-PR-target-90922.patch | 43 +++++++++++++++++++ ...nsa-backport-fix-for-PR-target-90922.patch | 43 +++++++++++++++++++ ...nsa-backport-fix-for-PR-target-90922.patch | 43 +++++++++++++++++++ 3 files changed, 129 insertions(+) create mode 100644 package/gcc/7.4.0/1002-xtensa-backport-fix-for-PR-target-90922.patch create mode 100644 package/gcc/8.3.0/0001-xtensa-backport-fix-for-PR-target-90922.patch create mode 100644 package/gcc/9.2.0/0001-xtensa-backport-fix-for-PR-target-90922.patch diff --git a/package/gcc/7.4.0/1002-xtensa-backport-fix-for-PR-target-90922.patch b/package/gcc/7.4.0/1002-xtensa-backport-fix-for-PR-target-90922.patch new file mode 100644 index 0000000000..38e0309e5c --- /dev/null +++ b/package/gcc/7.4.0/1002-xtensa-backport-fix-for-PR-target-90922.patch @@ -0,0 +1,43 @@ +From a592242578e573778241cae6d3928c064dcdfda4 Mon Sep 17 00:00:00 2001 +From: jcmvbkbc +Date: Tue, 18 Jun 2019 22:19:12 +0000 +Subject: [PATCH] xtensa: fix for PR target/90922 + +Stack pointer adjustment code in prologue missed a case of no +callee-saved registers and a stack frame size bigger than 128 bytes. +Handle that case. + +This fixes the following gcc tests with call0 ABI: + gcc.c-torture/execute/stdarg-2.c + gcc.dg/torture/pr55882.c + gcc.dg/torture/pr57569.c + +gcc/ +2019-06-18 Max Filippov + + * config/xtensa/xtensa.c (xtensa_expand_prologue): Add stack + pointer adjustment for the case of no callee-saved registers and + stack frame bigger than 128 bytes. + +Signed-off-by: Max Filippov +--- + gcc/config/xtensa/xtensa.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +diff --git a/gcc/config/xtensa/xtensa.c b/gcc/config/xtensa/xtensa.c +index 19bd616d67f6..ee5612441e25 100644 +--- a/gcc/config/xtensa/xtensa.c ++++ b/gcc/config/xtensa/xtensa.c +@@ -2802,7 +2802,8 @@ xtensa_expand_prologue (void) + gen_rtx_SET (mem, reg)); + } + } +- if (total_size > 1024) ++ if (total_size > 1024 ++ || (!callee_save_size && total_size > 128)) + { + rtx tmp_reg = gen_rtx_REG (Pmode, A9_REG); + emit_move_insn (tmp_reg, GEN_INT (total_size - +-- +2.11.0 + diff --git a/package/gcc/8.3.0/0001-xtensa-backport-fix-for-PR-target-90922.patch b/package/gcc/8.3.0/0001-xtensa-backport-fix-for-PR-target-90922.patch new file mode 100644 index 0000000000..c961ce5d24 --- /dev/null +++ b/package/gcc/8.3.0/0001-xtensa-backport-fix-for-PR-target-90922.patch @@ -0,0 +1,43 @@ +From a592242578e573778241cae6d3928c064dcdfda4 Mon Sep 17 00:00:00 2001 +From: jcmvbkbc +Date: Tue, 18 Jun 2019 22:19:12 +0000 +Subject: [PATCH] xtensa: fix for PR target/90922 + +Stack pointer adjustment code in prologue missed a case of no +callee-saved registers and a stack frame size bigger than 128 bytes. +Handle that case. + +This fixes the following gcc tests with call0 ABI: + gcc.c-torture/execute/stdarg-2.c + gcc.dg/torture/pr55882.c + gcc.dg/torture/pr57569.c + +gcc/ +2019-06-18 Max Filippov + + * config/xtensa/xtensa.c (xtensa_expand_prologue): Add stack + pointer adjustment for the case of no callee-saved registers and + stack frame bigger than 128 bytes. + +Signed-off-by: Max Filippov +--- + gcc/config/xtensa/xtensa.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +diff --git a/gcc/config/xtensa/xtensa.c b/gcc/config/xtensa/xtensa.c +index 19bd616d67f6..ee5612441e25 100644 +--- a/gcc/config/xtensa/xtensa.c ++++ b/gcc/config/xtensa/xtensa.c +@@ -2862,7 +2862,8 @@ xtensa_expand_prologue (void) + gen_rtx_SET (mem, reg)); + } + } +- if (total_size > 1024) ++ if (total_size > 1024 ++ || (!callee_save_size && total_size > 128)) + { + rtx tmp_reg = gen_rtx_REG (Pmode, A9_REG); + emit_move_insn (tmp_reg, GEN_INT (total_size - +-- +2.11.0 + diff --git a/package/gcc/9.2.0/0001-xtensa-backport-fix-for-PR-target-90922.patch b/package/gcc/9.2.0/0001-xtensa-backport-fix-for-PR-target-90922.patch new file mode 100644 index 0000000000..bc1d13a9e4 --- /dev/null +++ b/package/gcc/9.2.0/0001-xtensa-backport-fix-for-PR-target-90922.patch @@ -0,0 +1,43 @@ +From a592242578e573778241cae6d3928c064dcdfda4 Mon Sep 17 00:00:00 2001 +From: jcmvbkbc +Date: Tue, 18 Jun 2019 22:19:12 +0000 +Subject: [PATCH] xtensa: fix for PR target/90922 + +Stack pointer adjustment code in prologue missed a case of no +callee-saved registers and a stack frame size bigger than 128 bytes. +Handle that case. + +This fixes the following gcc tests with call0 ABI: + gcc.c-torture/execute/stdarg-2.c + gcc.dg/torture/pr55882.c + gcc.dg/torture/pr57569.c + +gcc/ +2019-06-18 Max Filippov + + * config/xtensa/xtensa.c (xtensa_expand_prologue): Add stack + pointer adjustment for the case of no callee-saved registers and + stack frame bigger than 128 bytes. + +Signed-off-by: Max Filippov +--- + gcc/config/xtensa/xtensa.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +diff --git a/gcc/config/xtensa/xtensa.c b/gcc/config/xtensa/xtensa.c +index 19bd616d67f6..ee5612441e25 100644 +--- a/gcc/config/xtensa/xtensa.c ++++ b/gcc/config/xtensa/xtensa.c +@@ -2865,7 +2865,8 @@ xtensa_expand_prologue (void) + gen_rtx_SET (mem, reg)); + } + } +- if (total_size > 1024) ++ if (total_size > 1024 ++ || (!callee_save_size && total_size > 128)) + { + rtx tmp_reg = gen_rtx_REG (Pmode, A9_REG); + emit_move_insn (tmp_reg, GEN_INT (total_size - +-- +2.11.0 + -- 2.30.2