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; RUN: llc < %s -fast-isel -fast-isel-abort -march=x86 -mattr=sse2
; RUN: llc < %s -fast-isel -fast-isel-abort -march=x86-64
; 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 = xor i32 %t3, 3
%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 = fadd double %r, %s
%t1 = fmul double %t0, %s
%t2 = fsub double %t1, %s
%t3 = fadd 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
}
define void @ptrtoint_i1(i8* %p, i1* %q) nounwind {
%t = ptrtoint i8* %p to i1
store i1 %t, i1* %q
ret void
}
define i8* @inttoptr_i1(i1 %p) nounwind {
%t = inttoptr i1 %p to i8*
ret i8* %t
}
define i32 @ptrtoint_i32(i8* %p) nounwind {
%t = ptrtoint i8* %p to i32
ret i32 %t
}
define i8* @inttoptr_i32(i32 %p) nounwind {
%t = inttoptr i32 %p to i8*
ret i8* %t
}
define i8 @trunc_i32_i8(i32 %x) signext nounwind {
%tmp1 = trunc i32 %x to i8
ret i8 %tmp1
}
define i8 @trunc_i16_i8(i16 signext %x) signext nounwind {
%tmp1 = trunc i16 %x to i8
ret i8 %tmp1
}
define i8 @shl_i8(i8 %a, i8 %c) nounwind {
%tmp = shl i8 %a, %c
ret i8 %tmp
}
define i8 @mul_i8(i8 %a) nounwind {
%tmp = mul i8 %a, 17
ret i8 %tmp
}
define void @load_store_i1(i1* %p, i1* %q) nounwind {
%t = load i1* %p
store i1 %t, i1* %q
ret void
}
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