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From d78b2283de3896b886562a5e34dfca256b7130d4 Mon Sep 17 00:00:00 2001
From: krebbel <krebbel@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Fri, 6 May 2011 11:10:13 +0000
Subject: [PATCH] 2011-05-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (s390_asm_trampoline_template): Comment
instruction sizes.
(s390_trampoline_init): Replace UNITS_PER_WORD with
UNITS_PER_LONG.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_6-branch@173482 138bc75d-0d04-0410-961f-82ee72b054a4
index c1bb234..626007e 100644
--- a/gcc/config/s390/s390.c
+++ b/gcc/config/s390/s390.c
@@ -9281,16 +9281,16 @@ s390_asm_trampoline_template (FILE *file)
if (TARGET_64BIT)
{
- output_asm_insn ("basr\t%1,0", op);
- output_asm_insn ("lmg\t%0,%1,14(%1)", op);
- output_asm_insn ("br\t%1", op);
+ output_asm_insn ("basr\t%1,0", op); /* 2 byte */
+ output_asm_insn ("lmg\t%0,%1,14(%1)", op); /* 6 byte */
+ output_asm_insn ("br\t%1", op); /* 2 byte */
ASM_OUTPUT_SKIP (file, (HOST_WIDE_INT)(TRAMPOLINE_SIZE - 10));
}
else
{
- output_asm_insn ("basr\t%1,0", op);
- output_asm_insn ("lm\t%0,%1,6(%1)", op);
- output_asm_insn ("br\t%1", op);
+ output_asm_insn ("basr\t%1,0", op); /* 2 byte */
+ output_asm_insn ("lm\t%0,%1,6(%1)", op); /* 4 byte */
+ output_asm_insn ("br\t%1", op); /* 2 byte */
ASM_OUTPUT_SKIP (file, (HOST_WIDE_INT)(TRAMPOLINE_SIZE - 8));
}
}
@@ -9306,11 +9306,11 @@ s390_trampoline_init (rtx m_tramp, tree fndecl, rtx cxt)
rtx mem;
emit_block_move (m_tramp, assemble_trampoline_template (),
- GEN_INT (2*UNITS_PER_WORD), BLOCK_OP_NORMAL);
+ GEN_INT (2 * UNITS_PER_LONG), BLOCK_OP_NORMAL);
- mem = adjust_address (m_tramp, Pmode, 2*UNITS_PER_WORD);
+ mem = adjust_address (m_tramp, Pmode, 2 * UNITS_PER_LONG);
emit_move_insn (mem, cxt);
- mem = adjust_address (m_tramp, Pmode, 3*UNITS_PER_WORD);
+ mem = adjust_address (m_tramp, Pmode, 3 * UNITS_PER_LONG);
emit_move_insn (mem, fnaddr);
}
--
1.7.0.4
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