diff options
| author | Roman Divacky <rdivacky@FreeBSD.org> | 2010-03-10 17:45:15 +0000 |
|---|---|---|
| committer | Roman Divacky <rdivacky@FreeBSD.org> | 2010-03-10 17:45:15 +0000 |
| commit | ea5b2dd11c0526581803e7eb58224a2eabf191e6 (patch) | |
| tree | 231646bba785a129b3a2d409badb74e7ccd1594c /test/CodeGen/XCore/mul64.ll | |
| parent | f5a3459adfde823bc7617f8ecfdd9fbc5a1ffadf (diff) | |
Notes
Diffstat (limited to 'test/CodeGen/XCore/mul64.ll')
| -rw-r--r-- | test/CodeGen/XCore/mul64.ll | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/test/CodeGen/XCore/mul64.ll b/test/CodeGen/XCore/mul64.ll new file mode 100644 index 0000000000000..329e214d1d23f --- /dev/null +++ b/test/CodeGen/XCore/mul64.ll @@ -0,0 +1,39 @@ +; RUN: llc < %s -march=xcore | FileCheck %s +define i64 @umul_lohi(i32 %a, i32 %b) { +entry: + %0 = zext i32 %a to i64 + %1 = zext i32 %b to i64 + %2 = mul i64 %1, %0 + ret i64 %2 +} +; CHECK: umul_lohi: +; CHECK: ldc r2, 0 +; CHECK-NEXT: lmul r1, r0, r1, r0, r2, r2 +; CHECK-NEXT: retsp 0 + +define i64 @smul_lohi(i32 %a, i32 %b) { +entry: + %0 = sext i32 %a to i64 + %1 = sext i32 %b to i64 + %2 = mul i64 %1, %0 + ret i64 %2 +} +; CHECK: smul_lohi: +; CHECK: ldc r2, 0 +; CHECK-NEXT: mov r3, r2 +; CHECK-NEXT: maccs r2, r3, r1, r0 +; CHECK-NEXT: mov r0, r3 +; CHECK-NEXT: mov r1, r2 +; CHECK-NEXT: retsp 0 + +define i64 @mul64(i64 %a, i64 %b) { +entry: + %0 = mul i64 %a, %b + ret i64 %0 +} +; CHECK: mul64: +; CHECK: ldc r11, 0 +; CHECK-NEXT: lmul r11, r4, r0, r2, r11, r11 +; CHECK-NEXT: mul r0, r0, r3 +; CHECK-NEXT: lmul r0, r1, r1, r2, r11, r0 +; CHECK-NEXT: mov r0, r4 |