Mercurial > hg > Members > tobaru > cbc > CbC_llvm
view test/CodeGen/X86/lsr-redundant-addressing.ll @ 33:e4204d083e25
LLVM 3.5
author | Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp> |
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date | Thu, 12 Dec 2013 14:32:10 +0900 |
parents | 95c75e76d11b |
children | afa8332a0e37 |
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; RUN: llc -march=x86-64 < %s | FileCheck %s ; rdar://9081094 ; LSR shouldn't create lots of redundant address computations. %0 = type { i32, [3 x i32] } %1 = type { i32 (i32, i32, i32)*, i32, i32, [3 x i32], i8*, i8*, i8* } @pgm = external hidden unnamed_addr global [5 x %0], align 32 @isa = external hidden unnamed_addr constant [13 x %1], align 32 define void @main_bb.i() nounwind { ; CHECK: main_bb.i: ; CHECK-NOT: ret ; CHECK: addq $-16, ; CHECK-NOT: ret ; CHECK: ret bb: br label %bb38 bb38: ; preds = %bb200, %bb %tmp39 = phi i64 [ %tmp201, %bb200 ], [ 0, %bb ] %tmp40 = sub i64 0, %tmp39 %tmp47 = getelementptr [5 x %0]* @pgm, i64 0, i64 %tmp40, i32 0 %tmp34 = load i32* %tmp47, align 16 %tmp203 = icmp slt i32 %tmp34, 12 br i1 %tmp203, label %bb215, label %bb200 bb200: ; preds = %bb38 %tmp201 = add i64 %tmp39, 1 br label %bb38 bb215: ; preds = %bb38 %tmp50 = getelementptr [5 x %0]* @pgm, i64 0, i64 %tmp40, i32 1, i64 2 %tmp49 = getelementptr [5 x %0]* @pgm, i64 0, i64 %tmp40, i32 1, i64 1 %tmp48 = getelementptr [5 x %0]* @pgm, i64 0, i64 %tmp40, i32 1, i64 0 %tmp216 = add nsw i32 %tmp34, 1 store i32 %tmp216, i32* %tmp47, align 16 %tmp217 = sext i32 %tmp216 to i64 %tmp218 = getelementptr inbounds [13 x %1]* @isa, i64 0, i64 %tmp217, i32 3, i64 0 %tmp219 = load i32* %tmp218, align 8 store i32 %tmp219, i32* %tmp48, align 4 %tmp220 = getelementptr inbounds [13 x %1]* @isa, i64 0, i64 %tmp217, i32 3, i64 1 %tmp221 = load i32* %tmp220, align 4 store i32 %tmp221, i32* %tmp49, align 4 %tmp222 = getelementptr inbounds [13 x %1]* @isa, i64 0, i64 %tmp217, i32 3, i64 2 %tmp223 = load i32* %tmp222, align 8 store i32 %tmp223, i32* %tmp50, align 4 ret void }