test/MC/ARM/ldr-pseudo-wide.s

   1 @ Test case for PR30352
   2 @ Check that ldr.w is:
   3 @ accepted and ignored for ARM
   4 @ accepted and propagated for Thumb2
   5 @ rejected as needing Thumb2 for Thumb
   6
   7 @RUN: llvm-mc -triple armv5-unknown-linux-gnueabi %s | FileCheck --check-prefix=CHECK-ARM --check-prefix=CHECK %s
   8 @RUN: llvm-mc -triple   armv7-base-apple-darwin %s | FileCheck --check-prefix=CHECK-DARWIN-ARM --check-prefix=CHECK-DARWIN %s
   9 @RUN: llvm-mc -triple thumbv7-unknown-linux-gnueabi %s | FileCheck --check-prefix=CHECK-THUMB2 --check-prefix=CHECK %s
  10 @RUN: llvm-mc -triple thumbv7-base-apple-darwin %s | FileCheck --check-prefix=CHECK-DARWIN-THUMB2 --check-prefix=CHECK-DARWIN %s
  11 @RUN: not llvm-mc -triple thumbv6-unknown-linux-gnueabi %s 2>&1 | FileCheck --check-prefix=CHECK-THUMB %s
  12 @RUN: not llvm-mc -triple thumbv6-base-apple-darwin %s 2>&1 | FileCheck --check-prefix=CHECK-THUMB %s
  13 @ CHECK-LABEL: f1:
  14 f1:
  15   ldr r0, =0x10002
  16 @ CHECK-ARM: ldr r0, .Ltmp[[TMP0:[0-9]+]]
  17 @ CHECK-DARWIN-ARM: ldr r0, Ltmp0
  18 @ CHECK-THUMB2: ldr r0, .Ltmp[[TMP0:[0-9]+]]
  19 @ CHECK-DARWIN-THUMB2: ldr r0, Ltmp0
  20
  21   ldr.w r0, =0x10002
  22 @ CHECK-ARM: ldr r0, .Ltmp[[TMP0]]
  23 @ CHECK-DARWIN-ARM: ldr r0, Ltmp0
  24 @ CHECK-THUMB2: ldr.w r0, .Ltmp[[TMP0:[0-9]+]]
  25 @ CHECK-DARWIN-THUMB2: ldr.w r0, Ltmp0
  26 @ CHECK-THUMB: error: instruction requires: thumb2
  27 @ CHECK-THUMB-NEXT:  ldr.w r0, =0x10002
  28
  29 @ CHECK-LABEL: f2:
  30 f2:
  31   ldr r0, =foo
  32 @ CHECK-ARM: ldr r0, .Ltmp[[TMP1:[0-9]+]]
  33 @ CHECK-DARWIN-ARM: ldr r0, Ltmp1
  34 @ CHECK-THUMB2: ldr r0, .Ltmp[[TMP1:[0-9]+]]
  35 @ CHECK-DARWIN-THUMB2: ldr r0, Ltmp1
  36
  37   ldr.w r0, =foo
  38 @ CHECK-ARM: ldr r0, .Ltmp[[TMP2:[0-9]+]]
  39 @ CHECK-DARWIN-ARM: ldr r0, Ltmp2
  40 @ CHECK-THUMB2: ldr.w r0, .Ltmp[[TMP2:[0-9]+]]
  41 @ CHECK-DARWIN-THUMB2: ldr.w r0, Ltmp2
  42 @ CHECK-THUMB: error: instruction requires: thumb2
  43 @ CHECK-THUMB-NEXT:  ldr.w r0, =foo
  44
  45 @ CHECK-LABEL: f3:
  46 f3:
  47   ldr.w r1, =0x1
  48 @ CHECK-ARM: mov r1, #1
  49 @ CHECK-DARWIN-ARM: mov r1, #1
  50 @ CHECK-THUMB2: mov.w r1, #1
  51 @ CHECK-DARWIN-THUMB2: mov.w r1, #1
  52 @ CHECK-THUMB: error: instruction requires: thumb2
  53 @ CHECK-THUMB-NEXT:  ldr.w r1, =0x1
  54
  55 @ CHECK: .Ltmp0:
  56 @ CHECK-NEXT: .long   65538
  57 @ CHECK: .Ltmp1:
  58 @ CHECK-NEXT: .long   foo
  59 @ CHECK: .Ltmp2:
  60 @ CHECK-NEXT: .long   foo
  61
  62 @ CHECK-DARWIN: Ltmp0:
  63 @ CHECK-DARWIN-NEXT: .long   65538
  64 @ CHECK-DARWIN: Ltmp1:
  65 @ CHECK-DARWIN-NEXT: .long   foo
  66 @ CHECK-DARWIN: Ltmp2:
  67 @ CHECK-DARWIN-NEXT: .long   foo