1 ; RUN: llc < %s -march=thumb | FileCheck %s 2 3 define i32 @f1() { 4 ; CHECK: f1: 5 ; CHECK: ldr r0 6 %buf = alloca [32 x i32], align 4 7 %tmp = getelementptr [32 x i32]* %buf, i32 0, i32 0 8 %tmp1 = load i32* %tmp 9 ret i32 %tmp1 10 } 11 12 define i32 @f2() { 13 ; CHECK: f2: 14 ; CHECK: mov r0 15 ; CHECK: ldrb 16 %buf = alloca [32 x i8], align 4 17 %tmp = getelementptr [32 x i8]* %buf, i32 0, i32 0 18 %tmp1 = load i8* %tmp 19 %tmp2 = zext i8 %tmp1 to i32 20 ret i32 %tmp2 21 } 22 23 define i32 @f3() { 24 ; CHECK: f3: 25 ; CHECK: ldr r0 26 %buf = alloca [32 x i32], align 4 27 %tmp = getelementptr [32 x i32]* %buf, i32 0, i32 32 28 %tmp1 = load i32* %tmp 29 ret i32 %tmp1 30 } 31 32 define i32 @f4() { 33 ; CHECK: f4: 34 ; CHECK: mov r0 35 ; CHECK: ldrb 36 %buf = alloca [32 x i8], align 4 37 %tmp = getelementptr [32 x i8]* %buf, i32 0, i32 2 38 %tmp1 = load i8* %tmp 39 %tmp2 = zext i8 %tmp1 to i32 40 ret i32 %tmp2 41 } 42
