Rename __builtin_cntlz to __builtin_clz.

IA32: add __builtin_clz, __builtin_ctz.


git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2619 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e

4 files changed, 6 insertions, 2 deletions

diff --git a/test/regression/Results/builtins-ia32 b/test/regression/Results/builtins-ia32
index 5d14a88..3f9a917 100644
--- a/test/regression/Results/builtins-ia32
+++ b/test/regression/Results/builtins-ia32
@@ -1,5 +1,7 @@
 bswap(12345678) = 78563412
 bswap16(1234) = 3412
+clz(12345678) = 3
+ctz(1234) = 2
 fsqrt(3.141590) = 1.772453
 fmin(3.141590, 2.718000) = 2.718000
 fmax(3.141590, 2.718000) = 3.141590
diff --git a/test/regression/builtins-arm.c b/test/regression/builtins-arm.c
index 5a9cdd0..91a8e89 100644
--- a/test/regression/builtins-arm.c
+++ b/test/regression/builtins-arm.c
@@ -11,7 +11,7 @@ int main(int argc, char ** argv)
 
   printf("bswap(%x) = %x\n", x, __builtin_bswap(x));
   printf("bswap16(%x) = %x\n", s, __builtin_bswap16(s));
-  printf("cntlz(%x) = %d\n", x, __builtin_cntlz(x));
+  printf("cntlz(%x) = %d\n", x, __builtin_clz(x));
   printf("fsqrt(%f) = %f\n", a, __builtin_fsqrt(a));
   
   printf ("read_16_rev = %x\n", __builtin_read16_reversed(&s));
diff --git a/test/regression/builtins-ia32.c b/test/regression/builtins-ia32.c
index 9145518..1042620 100644
--- a/test/regression/builtins-ia32.c
+++ b/test/regression/builtins-ia32.c
@@ -13,6 +13,8 @@ int main(int argc, char ** argv)
 
   printf("bswap(%x) = %x\n", x, __builtin_bswap(x));
   printf("bswap16(%x) = %x\n", s, __builtin_bswap16(s));
+  printf("clz(%x) = %d\n", x, __builtin_clz(x));
+  printf("ctz(%x) = %d\n", s, __builtin_ctz(s));
 
   printf("fsqrt(%f) = %f\n", a, __builtin_fsqrt(a));
   printf("fmin(%f, %f) = %f\n", a, b, __builtin_fmin(a, b));
diff --git a/test/regression/builtins-powerpc.c b/test/regression/builtins-powerpc.c
index d8a28ed..17d4d3c 100644
--- a/test/regression/builtins-powerpc.c
+++ b/test/regression/builtins-powerpc.c
@@ -13,7 +13,7 @@ int main(int argc, char ** argv)
 
   printf("mulhw(%x, %x) = %x\n", x, y, __builtin_mulhw(x, y));
   printf("mulhwu(%x, %x) = %x\n", x, y, __builtin_mulhwu(x, y));
-  printf("cntlz(%x) = %d\n", x, __builtin_cntlz(x));
+  printf("cntlz(%x) = %d\n", x, __builtin_clz(x));
   printf("bswap(%x) = %x\n", x, __builtin_bswap(x));
   printf("bswap16(%x) = %x\n", s, __builtin_bswap16(s));