From b1177d691d174e4af10475798f9d12c6c93d003a Mon Sep 17 00:00:00 2001 From: Kelley Cook Date: Fri, 17 Oct 2003 12:28:33 +0000 Subject: [PATCH] i386.c (ix86_expand_prologue): Use gen_allocate_stack_worker. * config/i386/i386.c (ix86_expand_prologue): Use gen_allocate_stack_worker. From-SVN: r72601 --- gcc/ChangeLog | 5 +++++ gcc/config/i386/i386.c | 24 ++++++++---------------- 2 files changed, 13 insertions(+), 16 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b73afb99e81..b82a371ef2d 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2003-10-17 Kelley Cook + + * config/i386/i386.c (ix86_expand_prologue): Use + gen_allocate_stack_worker. + 2003-10-17 Rainer Orth * config.gcc (mips-sgi-irix6*o32): Only enable use_collect2 diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index dbdb194fc74..580c393c5c4 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -5073,27 +5073,19 @@ ix86_expand_prologue (void) } else { - /* ??? Is this only valid for Win32? */ + /* Only valid for Win32 */ - rtx arg0, sym; + const rtx eax = gen_rtx_REG (SImode, 0); + rtx rtx_allocate = GEN_INT(allocate); if (TARGET_64BIT) - abort (); + abort (); - arg0 = gen_rtx_REG (SImode, 0); - emit_move_insn (arg0, GEN_INT (allocate)); + insn = emit_move_insn (eax, rtx_allocate); + RTX_FRAME_RELATED_P (insn) = 1; - sym = gen_rtx_MEM (FUNCTION_MODE, - gen_rtx_SYMBOL_REF (Pmode, "_alloca")); - insn = emit_call_insn (gen_call (sym, const0_rtx, constm1_rtx)); - - CALL_INSN_FUNCTION_USAGE (insn) - = gen_rtx_EXPR_LIST (VOIDmode, gen_rtx_USE (VOIDmode, arg0), - CALL_INSN_FUNCTION_USAGE (insn)); - - /* Don't allow scheduling pass to move insns across __alloca - call. */ - emit_insn (gen_blockage (const0_rtx)); + insn = emit_insn (gen_allocate_stack_worker (eax)); + RTX_FRAME_RELATED_P (insn) = 1; } if (frame.save_regs_using_mov && !TARGET_RED_ZONE) {