| Tim Northover | 00ed996 | 2014-03-29 10:18:08 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s -O0 -fast-isel-abort -mtriple=arm64-apple-darwin | FileCheck %s |
| 2 | |
| 3 | @sortlist = common global [5001 x i32] zeroinitializer, align 16 |
| 4 | @sortlist2 = common global [5001 x i64] zeroinitializer, align 16 |
| 5 | |
| 6 | ; Load an address with an offset larget then LDR imm can handle |
| 7 | define i32 @foo() nounwind { |
| 8 | entry: |
| 9 | ; CHECK: @foo |
| 10 | ; CHECK: adrp x[[REG:[0-9]+]], _sortlist@GOTPAGE |
| 11 | ; CHECK: ldr x[[REG1:[0-9]+]], [x[[REG]], _sortlist@GOTPAGEOFF] |
| 12 | ; CHECK: movz x[[REG2:[0-9]+]], #20000 |
| 13 | ; CHECK: add x[[REG3:[0-9]+]], x[[REG1]], x[[REG2]] |
| 14 | ; CHECK: ldr w0, [x[[REG3]]] |
| 15 | ; CHECK: ret |
| 16 | %0 = load i32* getelementptr inbounds ([5001 x i32]* @sortlist, i32 0, i64 5000), align 4 |
| 17 | ret i32 %0 |
| 18 | } |
| 19 | |
| 20 | define i64 @foo2() nounwind { |
| 21 | entry: |
| 22 | ; CHECK: @foo2 |
| 23 | ; CHECK: adrp x[[REG:[0-9]+]], _sortlist2@GOTPAGE |
| 24 | ; CHECK: ldr x[[REG1:[0-9]+]], [x[[REG]], _sortlist2@GOTPAGEOFF] |
| 25 | ; CHECK: movz x[[REG2:[0-9]+]], #40000 |
| 26 | ; CHECK: add x[[REG3:[0-9]+]], x[[REG1]], x[[REG2]] |
| 27 | ; CHECK: ldr x0, [x[[REG3]]] |
| 28 | ; CHECK: ret |
| 29 | %0 = load i64* getelementptr inbounds ([5001 x i64]* @sortlist2, i32 0, i64 5000), align 4 |
| 30 | ret i64 %0 |
| 31 | } |
| 32 | |
| 33 | ; Load an address with a ridiculously large offset. |
| 34 | ; rdar://12505553 |
| 35 | @pd2 = common global i8* null, align 8 |
| 36 | |
| 37 | define signext i8 @foo3() nounwind ssp { |
| 38 | entry: |
| 39 | ; CHECK: @foo3 |
| 40 | ; CHECK: movz x[[REG:[0-9]+]], #2874, lsl #32 |
| 41 | ; CHECK: movk x[[REG]], #29646, lsl #16 |
| 42 | ; CHECK: movk x[[REG]], #12274 |
| 43 | %0 = load i8** @pd2, align 8 |
| 44 | %arrayidx = getelementptr inbounds i8* %0, i64 12345678901234 |
| 45 | %1 = load i8* %arrayidx, align 1 |
| 46 | ret i8 %1 |
| 47 | } |