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re PR rtl-optimization/61926 (const-anchor optimisation is sensitive to ordering)

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gcc/testsuite/
	PR rtl-optimization/61926
	* gcc.target/mips/const-anchor-1.c, gcc.target/mips/const-anchor-2.c:
	Reverse argument order.
	* gcc.target/mips/const-anchor-3.c, gcc.target/mips/const-anchor-4.c:
	New XFAILed tests that match the original order.

From-SVN: r213093
This commit is contained in:
Richard Sandiford 2014-07-27 09:50:56 +00:00 committed by Richard Sandiford
parent 6dc33097cc
commit f1fa08e327
5 changed files with 33 additions and 4 deletions
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8
gcc/testsuite/ChangeLog
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@ -1,3 +1,11 @@
2014-07-27 Richard Sandiford <rdsandiford@googlemail.com>
PR rtl-optimization/61926
* gcc.target/mips/const-anchor-1.c, gcc.target/mips/const-anchor-2.c:
Reverse argument order.
* gcc.target/mips/const-anchor-3.c, gcc.target/mips/const-anchor-4.c:
New XFAILed tests that match the original order.
2014-07-26 Marek Polacek <polacek@redhat.com>
PR c/61077

4
gcc/testsuite/gcc.target/mips/const-anchor-1.c
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@ -2,9 +2,9 @@
(0x1234000) used to build another constant. */
/* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */
/* { dg-final { scan-assembler-not "0x12330000|305332224" } } */
/* { dg-final { scan-assembler "\td?addiu\t\\\$5,\\\$\[0-9\]*,-1" } } */
/* { dg-final { scan-assembler "\td?addiu\t\\\$4,\\\$\[0-9\]*,-1" } } */
NOMIPS16 void f ()
{
g (0x12340001, 0x1233ffff);
g (0x1233ffff, 0x12340001);
}

4
gcc/testsuite/gcc.target/mips/const-anchor-2.c
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@ -1,9 +1,9 @@
/* Derive a constant (0x30001) from another constant. */
/* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */
/* { dg-final { scan-assembler-not "0x300000|196608" } } */
/* { dg-final { scan-assembler "\td?addiu\t\\\$5,\\\$\[0-9\]*,32763" } } */
/* { dg-final { scan-assembler "\td?addiu\t\\\$4,\\\$\[0-9\]*,32763" } } */
NOMIPS16 void f ()
{
g (0x28006, 0x30001);
g (0x30001, 0x28006);
}

11
gcc/testsuite/gcc.target/mips/const-anchor-3.c Normal file
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@ -0,0 +1,11 @@
/* Derive a constant (0x1233ffff) from an intermediate value
(0x1234000) used to build another constant. */
/* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */
/* See PR61926 for the XFAILs. */
/* { dg-final { scan-assembler-not "0x12330000|305332224" { xfail *-*-* } } } */
/* { dg-final { scan-assembler "\td?addiu\t\\\$5,\\\$\[0-9\]*,-1" { xfail *-*-* } } } */
NOMIPS16 void f ()
{
g (0x12340001, 0x1233ffff);
}

10
gcc/testsuite/gcc.target/mips/const-anchor-4.c Normal file
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@ -0,0 +1,10 @@
/* Derive a constant (0x30001) from another constant. */
/* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */
/* See PR61926 for the XFAILs. */
/* { dg-final { scan-assembler-not "0x300000|196608" { xfail *-*-* } } } */
/* { dg-final { scan-assembler "\td?addiu\t\\\$5,\\\$\[0-9\]*,32763" { xfail *-*-* } } } */
NOMIPS16 void f ()
{
g (0x28006, 0x30001);
}