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Fix 47251, failure in powerpc -mcpu=power7 -m32 -msoft-float

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From-SVN: r168752
This commit is contained in:
Michael Meissner 2011-01-13 15:59:19 +00:00 committed by Michael Meissner
parent 2975762754
commit b41f0b3440
4 changed files with 30 additions and 3 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/47251
* config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
floating point.
(floatunsdidf2_fcfidu): Ditto.
2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (print_operand_address): Replace 'error' with

6
gcc/config/rs6000/rs6000.md
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@ -7167,13 +7167,13 @@
[(set (match_operand:DF 0 "gpc_reg_operand" "")
(unsigned_float:DF
(match_operand:DI 1 "gpc_reg_operand" "")))]
"TARGET_FCFIDU || VECTOR_UNIT_VSX_P (DFmode)"
"TARGET_HARD_FLOAT && (TARGET_FCFIDU || VECTOR_UNIT_VSX_P (DFmode))"
"")
(define_insn "*floatunsdidf2_fcfidu"
[(set (match_operand:DF 0 "gpc_reg_operand" "=d")
(unsigned_float:DF (match_operand:DI 1 "gpc_reg_operand" "d")))]
"TARGET_FCFIDU && !VECTOR_UNIT_VSX_P (DFmode)"
"TARGET_HARD_FLOAT && TARGET_FCFIDU && !VECTOR_UNIT_VSX_P (DFmode)"
"fcfidu %0,%1"
[(set_attr "type" "fp")
(set_attr "length" "4")])
@ -7182,7 +7182,7 @@
[(set (match_operand:DF 0 "gpc_reg_operand" "=d")
(unsigned_float:DF (match_operand:DI 1 "memory_operand" "m")))
(clobber (match_scratch:DI 2 "=d"))]
"TARGET_FCFIDU || VECTOR_UNIT_VSX_P (DFmode)"
"TARGET_HARD_FLOAT && (TARGET_FCFIDU || VECTOR_UNIT_VSX_P (DFmode))"
"#"
"&& reload_completed"
[(set (match_dup 2) (match_dup 1))

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/47251
* gcc.target/powerpc/pr47251.c: New file, test PR 47251 fix.
2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* gcc.dg/guality/pr36728-1.c: Disable arg1/2 checks for s390 and

15
gcc/testsuite/gcc.target/powerpc/pr47251.c Normal file
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@ -0,0 +1,15 @@
/* { dg-do compile { target { powerpc*-*-* && ip32 } } } */
/* { dg-skip-if "" { powerpc*-*-darwin* } { "*" } { "" } } */
/* { dg-require-effective-target powerpc_vsx_ok } */
/* { dg-options "-O2 -msoft-float -mcpu=power7" } */
/* PR 47151: libgcc fails to build when using --with-cpu=power7 due to a missed
TARGET_HARD_FLOAT test. */
unsigned int
__fixunssfdi (float a)
{
const float dfa = a;
const unsigned int hi = dfa / 0x1p32f;
const unsigned int lo = dfa - (float) hi * 0x1p32f;
return ((unsigned int) hi << (4 * 8)) | lo;
}