diff options
Diffstat (limited to 'test/CodeGen/X86/v-binop-widen2.ll')
-rw-r--r-- | test/CodeGen/X86/v-binop-widen2.ll | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/test/CodeGen/X86/v-binop-widen2.ll b/test/CodeGen/X86/v-binop-widen2.ll new file mode 100644 index 0000000..fa4eb49 --- /dev/null +++ b/test/CodeGen/X86/v-binop-widen2.ll @@ -0,0 +1,40 @@ +; RUN: llc -march=x86 < %s | FileCheck %s + +%vec = type <6 x float> +; CHECK: divss +; CHECK: divss +; CHECK: divps +define %vec @vecdiv( %vec %p1, %vec %p2) +{ + %result = fdiv %vec %p1, %p2 + ret %vec %result +} + +@a = constant %vec < float 2.0, float 4.0, float 8.0, float 16.0, float 32.0, float 64.0 > +@b = constant %vec < float 2.0, float 2.0, float 2.0, float 2.0, float 2.0, float 2.0 > + +; Expected result: < 1.0, 2.0, 4.0, ..., 2.0^(n-1) > +; main() returns 0 if the result is expected and 1 otherwise +; to execute, use llvm-as < %s | lli +define i32 @main() nounwind { +entry: + %avec = load %vec* @a + %bvec = load %vec* @b + + %res = call %vec @vecdiv(%vec %avec, %vec %bvec) + br label %loop +loop: + %idx = phi i32 [0, %entry], [%nextInd, %looptail] + %expected = phi float [1.0, %entry], [%nextExpected, %looptail] + %elem = extractelement %vec %res, i32 %idx + %expcmp = fcmp oeq float %elem, %expected + br i1 %expcmp, label %looptail, label %return +looptail: + %nextExpected = fmul float %expected, 2.0 + %nextInd = add i32 %idx, 1 + %cmp = icmp slt i32 %nextInd, 6 + br i1 %cmp, label %loop, label %return +return: + %retval = phi i32 [0, %looptail], [1, %loop] + ret i32 %retval +} |