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llvm-mirror/test/CodeGen/X86/large-constants.ll
Juergen Ributzka 818bab9511 Revert "Revert "Add Constant Hoisting Pass" (r200034)"
This reverts commit r200058 and adds the using directive for
ARMTargetTransformInfo to silence two g++ overload warnings.

llvm-svn: 200062
2014-01-25 02:02:55 +00:00

68 lines
1.7 KiB
LLVM

; RUN: llc < %s -mtriple=x86_64-darwin -mcpu=corei7 | grep movabsq | count 3
define i64 @constant_hoisting(i64 %o0, i64 %o1, i64 %o2, i64 %o3, i64 %o4, i64 %o5) {
entry:
%l0 = and i64 %o0, -281474976710654
%c0 = icmp ne i64 %l0, 0
br i1 %c0, label %fail, label %bb1
bb1:
%l1 = and i64 %o1, -281474976710654
%c1 = icmp ne i64 %l1, 0
br i1 %c1, label %fail, label %bb2
bb2:
%l2 = and i64 %o2, -281474976710654
%c2 = icmp ne i64 %l2, 0
br i1 %c2, label %fail, label %bb3
bb3:
%l3 = and i64 %o3, -281474976710654
%c3 = icmp ne i64 %l3, 0
br i1 %c3, label %fail, label %bb4
bb4:
%l4 = and i64 %o4, -281474976710653
%c4 = icmp ne i64 %l4, 0
br i1 %c4, label %fail, label %bb5
bb5:
%l5 = and i64 %o5, -281474976710652
%c5 = icmp ne i64 %l5, 0
br i1 %c5, label %fail, label %bb6
bb6:
ret i64 %l5
fail:
ret i64 -1
}
define void @constant_expressions() {
entry:
%0 = load i64* inttoptr (i64 add (i64 51250129900, i64 0) to i64*)
%1 = load i64* inttoptr (i64 add (i64 51250129900, i64 8) to i64*)
%2 = load i64* inttoptr (i64 add (i64 51250129900, i64 16) to i64*)
%3 = load i64* inttoptr (i64 add (i64 51250129900, i64 24) to i64*)
%4 = add i64 %0, %1
%5 = add i64 %2, %3
%6 = add i64 %4, %5
store i64 %6, i64* inttoptr (i64 add (i64 51250129900, i64 0) to i64*)
ret void
}
define void @constant_expressions2() {
entry:
%0 = load i64* inttoptr (i64 51250129900 to i64*)
%1 = load i64* inttoptr (i64 51250129908 to i64*)
%2 = load i64* inttoptr (i64 51250129916 to i64*)
%3 = load i64* inttoptr (i64 51250129924 to i64*)
%4 = add i64 %0, %1
%5 = add i64 %2, %3
%6 = add i64 %4, %5
store i64 %6, i64* inttoptr (i64 51250129900 to i64*)
ret void
}