tests for llvm_ceil_f64 and llvm_floor_f64 (#4564)

Author: kripken

tests/core/test_llvm_intrinsics.c

@@ -27,6 +27,9 @@ extern float llvm_log2_f32(float x);
 extern double llvm_log2_f64(double x);
 extern float llvm_log10_f32(float x);
 extern double llvm_log10_f64(double x);
+
+extern double llvm_ceil_f64(double x);
+extern double llvm_floor_f64(double x);
 }
 
 int main(void) {
@@ -84,6 +87,20 @@ int main(void) {
   printf("log10_f32 %.1f\n", llvm_log10_f32(1000));
   printf("log10_f64 %.1f\n", llvm_log10_f64(2000));
 
+  printf("llvm_ceil_f64 %.1f\n", llvm_ceil_f64(1.4));
+  printf("llvm_ceil_f64 %.1f\n", llvm_ceil_f64(1.5));
+  printf("llvm_ceil_f64 %.1f\n", llvm_ceil_f64(1.6));
+  printf("llvm_ceil_f64 %.1f\n", llvm_ceil_f64(-1.4));
+  printf("llvm_ceil_f64 %.1f\n", llvm_ceil_f64(-1.5));
+  printf("llvm_ceil_f64 %.1f\n", llvm_ceil_f64(-1.6));
+
+  printf("llvm_floor_f64 %.1f\n", llvm_floor_f64(1.4));
+  printf("llvm_floor_f64 %.1f\n", llvm_floor_f64(1.5));
+  printf("llvm_floor_f64 %.1f\n", llvm_floor_f64(1.6));
+  printf("llvm_floor_f64 %.1f\n", llvm_floor_f64(-1.4));
+  printf("llvm_floor_f64 %.1f\n", llvm_floor_f64(-1.5));
+  printf("llvm_floor_f64 %.1f\n", llvm_floor_f64(-1.6));
+
   printf("ok.\n");
 
   return 0;

tests/core/test_llvm_intrinsics.out

@@ -33,4 +33,16 @@ log2_f32 4.0
 log2_f64 4.3
 log10_f32 3.0
 log10_f64 3.3
+llvm_ceil_f64 2.0
+llvm_ceil_f64 2.0
+llvm_ceil_f64 2.0
+llvm_ceil_f64 -1.0
+llvm_ceil_f64 -1.0
+llvm_ceil_f64 -1.0
+llvm_floor_f64 1.0
+llvm_floor_f64 1.0
+llvm_floor_f64 1.0
+llvm_floor_f64 -2.0
+llvm_floor_f64 -2.0
+llvm_floor_f64 -2.0
 ok.