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| author | Andrew MacLeod <amacleod@redhat.com> | 2022-10-25 16:42:41 -0400 |
|---|---|---|
| committer | Andrew MacLeod <amacleod@redhat.com> | 2022-11-01 09:21:07 -0400 |
| commit | e7310e24b1c0ca67b1bb507c1330b2bf39e59e32 (patch) | |
| tree | 95af965e4e377930ffd51f637d1d0e4c8b4d97dd /gcc | |
| parent | 7b1cdca6d6d594a8a9d88062252212e145f2f4eb (diff) | |
| download | gcc-e7310e24b1c0ca67b1bb507c1330b2bf39e59e32.zip gcc-e7310e24b1c0ca67b1bb507c1330b2bf39e59e32.tar.gz gcc-e7310e24b1c0ca67b1bb507c1330b2bf39e59e32.tar.bz2 | |
Make ranger vrp1 default.
Turn on ranger as the default vrp1 pass and adjust testcases.
gcc/
* params.opt (param_vrp1_mode): Make ranger default.
gcc/testsuite/
* gcc.dg/pr68217.c: Test [-INF, -INF][0, 0] instead of [-INF, 0].
* gcc.dg/tree-ssa/vrp-unreachable.c: New. Test unreachable removal.
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/params.opt | 2 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr68217.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/vrp-unreachable.c | 42 |
3 files changed, 44 insertions, 2 deletions
diff --git a/gcc/params.opt b/gcc/params.opt index 3001566..a34fee1 100644 --- a/gcc/params.opt +++ b/gcc/params.opt @@ -1166,7 +1166,7 @@ Common Joined UInteger Var(param_vect_induction_float) Init(1) IntegerRage(0, 1) Enable loop vectorization of floating point inductions. -param=vrp1-mode= -Common Joined Var(param_vrp1_mode) Enum(vrp_mode) Init(VRP_MODE_VRP) Param Optimization +Common Joined Var(param_vrp1_mode) Enum(vrp_mode) Init(VRP_MODE_RANGER) Param Optimization --param=vrp1-mode=[vrp|ranger] Specifies the mode VRP1 should operate in. -param=vrp2-mode= diff --git a/gcc/testsuite/gcc.dg/pr68217.c b/gcc/testsuite/gcc.dg/pr68217.c index eb4f15e..60c8010 100644 --- a/gcc/testsuite/gcc.dg/pr68217.c +++ b/gcc/testsuite/gcc.dg/pr68217.c @@ -10,4 +10,4 @@ int foo (void) return 0; } -/* { dg-final { scan-tree-dump "\\\[-INF, 0\\\]" "vrp1" } } */ +/* { dg-final { scan-tree-dump "\\\[-INF, -INF\\\]\\\[0, 0\\\]" "vrp1" } } */ diff --git a/gcc/testsuite/gcc.dg/tree-ssa/vrp-unreachable.c b/gcc/testsuite/gcc.dg/tree-ssa/vrp-unreachable.c new file mode 100644 index 0000000..cdc5740 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/vrp-unreachable.c @@ -0,0 +1,42 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-vrp1-alias -fdump-tree-vrp2-alias" } */ + +void dead (unsigned n); +void alive (unsigned n); + +void func (unsigned n, unsigned m) +{ + if (n == 0) + __builtin_unreachable(); + if (n == 1) + __builtin_unreachable(); + if (n & 0x1) + __builtin_unreachable(); + if (n == 2) + __builtin_unreachable(); + if (n == 3) + __builtin_unreachable(); + if (n & 0x2) + __builtin_unreachable(); + if (n == 4) + __builtin_unreachable(); + if (n == 5) + __builtin_unreachable(); + if (n & 0x4) + __builtin_unreachable(); + if (n == 6) + __builtin_unreachable(); + if (n == 7) + __builtin_unreachable(); + if (n <8) + dead (n); + if (n != m) + __builtin_unreachable(); + alive (n); + alive (m); +} + +/* { dg-final { scan-tree-dump-not "dead" "vrp1" } } */ +/* { dg-final { scan-tree-dump-times "builtin_unreachable" 1 "vrp1" } } */ +/* { dg-final { scan-tree-dump-not "builtin_unreachable" "vrp2" } } */ +/* { dg-final { scan-tree-dump-times "fff8" 4 "vrp2" } } */ |