| @RUN: llvm-mc -triple armv7-unknown-linux-gnueabi %s | FileCheck --check-prefix=CHECK %s |
| @RUN: llvm-mc -triple thumbv7-unknown-linux-gnueabi %s | FileCheck --check-prefix=CHECK %s |
| |
| @ |
| @ Check that ldr to constant pool correctly transfers the condition codes |
| @ |
| @ simple test |
| .section a,"ax",%progbits |
| @ CHECK-LABEL: f0: |
| f0: |
| it eq |
| ldreq r0, =0x10002 |
| @ CHECK: ldreq r0, .Ltmp[[TMP0:[0-9]+]] |
| |
| @ loading multiple constants |
| .section b,"ax",%progbits |
| @ CHECK-LABEL: f1: |
| f1: |
| ite eq |
| ldreq r0, =0x10003 |
| @ CHECK: ldreq r0, .Ltmp[[TMP1:[0-9]+]] |
| ldrne r0, =0x10004 |
| @ CHECK: ldrne r0, .Ltmp[[TMP2:[0-9]+]] |
| |
| @ transformation to mov |
| .section c, "ax", %progbits |
| @ CHECK-LABEL: f2: |
| f2: |
| @ Can use the narrow Thumb mov as it does not set flags in an IT block |
| it eq |
| ldreq r1, =0x1 |
| @ CHECK: moveq r1, #1 |
| |
| @ Must use the wide Thumb mov if the constant can't be represented |
| ite eq |
| ldreq r2, = 0x1f000000 |
| @ CHECK-ARM moveq r2, #520093696 |
| @ CHECK-THUMB2 moveq.w r2, #520093696 |
| ldrne r3, = 0x00001234 |
| @ CHECK: movwne r3, #4660 |
| |
| @ |
| @ Constant Pools |
| @ |
| @ CHECK: .section a,"ax",%progbits |
| @ CHECK: .p2align 2 |
| @ CHECK: .Ltmp[[TMP0]] |
| @ CHECK: .long 65538 |
| |
| @ CHECK: .section b,"ax",%progbits |
| @ CHECK: .p2align 2 |
| @ CHECK: .Ltmp[[TMP1]] |
| @ CHECK: .long 65539 |
| @ CHECK: .Ltmp[[TMP2]] |
| @ CHECK: .long 65540 |
