Hexagon V5 (floating point) support.

[oota-llvm.git] / test / CodeGen / Hexagon / floatconvert-ieee-rnd-near.ll

diff --git a/test/CodeGen/Hexagon/floatconvert-ieee-rnd-near.ll b/test/CodeGen/Hexagon/floatconvert-ieee-rnd-near.ll
new file mode 100644 (file)
index 0000000..da56280
--- /dev/null
+++ b/test/CodeGen/Hexagon/floatconvert-ieee-rnd-near.ll
@@ -0,0 +1,26 @@
+; RUN: llc -march=hexagon -mcpu=hexagonv5  < %s | FileCheck %s
+; Check that we generate conversion from double precision floating point 
+; to 32-bit int value in IEEE rounding to the nearest mode in V5.
+
+; CHECK: r{{[0-9]+}} = convert_sf2w(r{{[0-9]+}})
+
+define i32 @main() nounwind {
+entry:
+  %retval = alloca i32, align 4
+  %i = alloca i32, align 4
+  %a = alloca float, align 4
+  %b = alloca float, align 4
+  %c = alloca float, align 4
+  store i32 0, i32* %retval
+  store float 0x402ECCCCC0000000, float* %a, align 4
+  store float 0x4022333340000000, float* %b, align 4
+  %0 = load float* %a, align 4
+  %1 = load float* %b, align 4
+  %add = fadd float %0, %1
+  store float %add, float* %c, align 4
+  %2 = load float* %c, align 4
+  %conv = fptosi float %2 to i32
+  store i32 %conv, i32* %i, align 4
+  %3 = load i32* %i, align 4
+  ret i32 %3
+}