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m32c.c (m32c_expand_insv): Check that the value we're inserting is a singlt-bit constant. 

* config/m32c/m32c.c (m32c_expand_insv): Check that the value
we're inserting is a singlt-bit constant.

Co-Authored-By: DJ Delorie <dj@redhat.com>

From-SVN: r114250
This commit is contained in:
Naveen.H.S 2006-05-30 22:53:48 +00:00 committed by DJ Delorie
parent 96a782e226
commit 9cb96754ae
2 changed files with 14 additions and 0 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2006-05-30 Naveen.H.S <naveenh@kpitcummins.com>
DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_expand_insv): Check that the value
we're inserting is a singlt-bit constant.
2006-05-30 Roger Sayle <roger@eyesopen.com>
* simplify-rtx.c (simplify_binary_operation_1) <LSHIFTRT>: Cast

8
gcc/config/m32c/m32c.c
View File

@ -3435,6 +3435,14 @@ m32c_expand_insv (rtx *operands)
if (INTVAL (operands[1]) != 1)
return 1;
/* Our insv opcode (bset, bclr) can only insert a one-bit constant. */
if (GET_CODE (operands[3]) != CONST_INT)
return 1;
if (INTVAL (operands[3]) != 0
&& INTVAL (operands[3]) != 1
&& INTVAL (operands[3]) != -1)
return 1;
mask = 1 << INTVAL (operands[2]);
op0 = operands[0];