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[Bug tree-optimization/17863] [4.0 Regression] threefold performance loss, not inlining as much
- From: "steven at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 28 Jan 2005 01:04:20 -0000
- Subject: [Bug tree-optimization/17863] [4.0 Regression] threefold performance loss, not inlining as much
- References: <20041006153323.17863.kunert@physik.tu-dresden.de>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From steven at gcc dot gnu dot org 2005-01-28 01:04 -------
Final callgraph for amd64:
double accu1(const double*, const double*) [with int n = 2]/21: 22 insns (29
after inlining) needed inlinable asm_written
called by:
calls:
double f(const double*, const double*, double*, double*, int, unsigned
int)/17: 281 insns (2583 after inlining) needed inlinable asm_written
called by:
calls:
Final callgraph for i686:
double accu2(const double*, const double*, const double*) [with int ny = 2,
int nz = 1]/29: 43 insns (102 after inlining) reachable inlinable asm_written
called by:
calls:
double accu1(const double*, const double*) [with int n = 3]/25: 28 insns
needed inlinable asm_written
called by:
calls:
double accu1(const double*, const double*) [with int n = 2]/21: 28 insns
needed inlinable asm_written
called by:
calls:
double accu1(const double*, const double*) [with int n = 1]/18: 28 insns (27
after inlining) needed inlinable asm_written
called by:
calls:
double f(const double*, const double*, double*, double*, int, unsigned
int)/17: 311 insns (3003 after inlining) needed inlinable asm_written
called by:
calls:
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17863