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llvm-mirror/test/MC/ARM/thumb-branch-errors.s
Oliver Stannard 3d936b9a18 [ARM, Asm] Add diagnostics for general-purpose register operands
This adds diagnostic strings for the ARM general-purpose register
classes, which will be used when these classes are expected by the
assembler, but the provided operand is not valid.

One of these, rGPR, requires C++ code to select the correct error
message, as that class contains different registers in pre-v8 and v8
targets. The rest can all have their diagnostic strings stored in the
tablegen description of them.

Differential revision: https://reviews.llvm.org/D36692

llvm-svn: 315303
2017-10-10 12:31:53 +00:00

25 lines
824 B
ArmAsm

@ RUN: not llvm-mc -triple=thumbv7-apple-darwin < %s 2>&1 | FileCheck %s
@------------------------------------------------------------------------------
@ Branch targets destined for ARM mode must == 0 (mod 4), otherwise (mod 2).
@------------------------------------------------------------------------------
b #1
bl #1
cbnz r2, #1
beq #1
blx #2
@ CHECK: error: branch target out of range
@ CHECK: b #1
@ CHECK: error: invalid operand for instruction
@ CHECK: bl #1
@ CHECK: error: invalid operand for instruction
@ CHECK: cbnz r2, #1
@ CHECK: error: branch target out of range
@ CHECK: beq #1
@ CHECK: invalid operand for instruction
@ CHECK-NEXT: blx #2
@ CHECK: operand must be a register in range [r0, r15]
@ CHECK-NEXT: blx #2