| ; RUN: llvm-as < %s | llc -fast-isel -march=x86 -mattr=sse2 |
| |
| ; This tests very minimal fast-isel functionality. |
| |
| define i32* @foo(i32* %p, i32* %q, i32** %z) nounwind { |
| entry: |
| %r = load i32* %p |
| %s = load i32* %q |
| %y = load i32** %z |
| br label %fast |
| |
| fast: |
| %t0 = add i32 %r, %s |
| %t1 = mul i32 %t0, %s |
| %t2 = sub i32 %t1, %s |
| %t3 = and i32 %t2, %s |
| %t4 = or i32 %t3, %s |
| %t5 = xor i32 %t4, %s |
| %t6 = add i32 %t5, 2 |
| %t7 = getelementptr i32* %y, i32 1 |
| %t8 = getelementptr i32* %t7, i32 %t6 |
| br label %exit |
| |
| exit: |
| ret i32* %t8 |
| } |
| |
| define double @bar(double* %p, double* %q) nounwind { |
| entry: |
| %r = load double* %p |
| %s = load double* %q |
| br label %fast |
| |
| fast: |
| %t0 = add double %r, %s |
| %t1 = mul double %t0, %s |
| %t2 = sub double %t1, %s |
| %t3 = add double %t2, 707.0 |
| br label %exit |
| |
| exit: |
| ret double %t3 |
| } |
| |
| define i32 @cast() nounwind { |
| entry: |
| %tmp2 = bitcast i32 0 to i32 |
| ret i32 %tmp2 |
| } |