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Split out LLVM_REV into separate header, to reduce rebuilding when only the LDC

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revision has changed.
This commit is contained in:
Frits van Bommel
2009-03-13 16:18:43 +01:00
parent a23861d3c1
commit ad46ec8bd0
5 changed files with 22 additions and 6 deletions
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1
.hgignore
View File

@@ -29,6 +29,7 @@ syntax: regexp
^ldc\.make$
^revisions\.pl$
^gen/revisions\.h$
^gen/llvm-version\.h$
^dmd2?/idgen$
^dmd2?/impcnvgen$
^dmd2?/impcnvtab\.c$

2
CMakeLists.txt
View File

@@ -195,7 +195,7 @@ add_custom_target(
gen_revs_h
COMMAND ${PERL_EXECUTABLE} ${PROJECT_BINARY_DIR}/revisions.pl
DEPENDS ${PROJECT_BINARY_DIR}/revisions.pl
COMMENT "Generating revisions.h"
COMMENT "Generating revisions.h and llvm-version.h"
WORKING_DIRECTORY ${PROJECT_BINARY_DIR}/gen
)
add_dependencies(${LDC_EXE} gen_revs_h)

2
dmd2/mars.c
View File

@@ -61,7 +61,7 @@ Global::Global()
written = "written by Walter Bright and Tomas Lindquist Olsen";
version = "v2.021";
ldc_version = LDC_REV;
llvm_version = LLVM_REV;
llvm_version = LLVM_REV_STR;
global.structalign = 8;
// This should only be used as a global, so the other fields are

2
gen/linkage.h
View File

@@ -1,7 +1,7 @@
#ifndef LDC_GEN_LINKAGE_H
#define LDC_GEN_LINKAGE_H
#include "gen/revisions.h"
#include "gen/llvm-version.h"
// Make it easier to test new linkage types
// Also used to adapt to some changes in LLVM between 2.5 and 2.6

21
revisions.pl.in
View File

@@ -46,9 +46,6 @@ $extra_includes
// LLVM version string, for use in -version output
#define LLVM_REV_STR $llvm_rev_str$llvm_date
// LLVM svn revision number, used to adapt to changes in LLVM
// (Is 0 if LLVM is not an SVN trunk version)
#define LLVM_REV $llvm_rev_nr
// LDC version string, for use in -version output
#define LDC_REV "rev. $ldc_rev"
@@ -63,3 +60,21 @@ if ($old ne $out) {
print $revh $out;
close $revh;
}
$out = qq!#ifndef LDC_LLVM_VERSION_H
#define LDC_LLVM_VERSION_H
// LLVM svn revision number, used to adapt to changes in LLVM
// (Is 0 if LLVM is not an SVN trunk version)
#define LLVM_REV $llvm_rev_nr
#endif // LDC_LLVM_VERSION_H\n!;
$old = "";
open $revh, "llvm-version.h" and $old = join "", <$revh>;
if ($old ne $out) {
open $revh, ">llvm-version.h" or die "cannot create llvm-version.h: $!";
print $revh $out;
close $revh;
}