From ddc9b963ab9f267e8cc54be1fa6fcca2e8b0eb84 Mon Sep 17 00:00:00 2001 From: Uros Bizjak Date: Fri, 17 Jun 2022 17:01:31 +0200 Subject: [PATCH] i386: Fix assert in ix86_function_arg [PR105970] MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The mode of pointer argument should equal ptr_mode, not Pmode. 2022-06-17 Uroš Bizjak gcc/ChangeLog: PR target/105970 * config/i386/i386.cc (ix86_function_arg): Assert that the mode of pointer argumet is equal to ptr_mode, not Pmode. gcc/testsuite/ChangeLog: PR target/105970 * gcc.target/i386/pr105970.c: New test. (cherry picked from commit 1f8278bfcfc7f7157bf2b405471e67dd5097636b) --- gcc/config/i386/i386.cc | 2 +- gcc/testsuite/gcc.target/i386/pr105970.c | 6 ++++++ 2 files changed, 7 insertions(+), 1 deletion(-) create mode 100644 gcc/testsuite/gcc.target/i386/pr105970.c diff --git a/gcc/config/i386/i386.cc b/gcc/config/i386/i386.cc index 86752a6..83995a8 100644 --- a/gcc/config/i386/i386.cc +++ b/gcc/config/i386/i386.cc @@ -3348,7 +3348,7 @@ ix86_function_arg (cumulative_args_t cum_v, const function_arg_info &arg) if (POINTER_TYPE_P (arg.type)) { /* This is the pointer argument. */ - gcc_assert (TYPE_MODE (arg.type) == Pmode); + gcc_assert (TYPE_MODE (arg.type) == ptr_mode); /* It is at -WORD(AP) in the current frame in interrupt and exception handlers. */ reg = plus_constant (Pmode, arg_pointer_rtx, -UNITS_PER_WORD); diff --git a/gcc/testsuite/gcc.target/i386/pr105970.c b/gcc/testsuite/gcc.target/i386/pr105970.c new file mode 100644 index 0000000..326486f --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr105970.c @@ -0,0 +1,6 @@ +/* PR target/105970 */ +/* { dg-do compile { target { ! ia32 } } } */ +/* { dg-require-effective-target maybe_x32 } */ +/* { dg-options "-mx32 -mgeneral-regs-only -maddress-mode=long" } */ + +#include "../../gcc.dg/torture/pr68037-1.c" -- 2.7.4