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llvm-mirror/test/MC/ARM/vldm-vstm-diags.s
Simon Tatham a1d7f2fdc1 [ARM] Replace fp-only-sp and d16 with fp64 and d32.
Those two subtarget features were awkward because their semantics are
reversed: each one indicates the _lack_ of support for something in
the architecture, rather than the presence. As a consequence, you
don't get the behavior you want if you combine two sets of feature
bits.

Each SubtargetFeature for an FP architecture version now comes in four
versions, one for each combination of those options. So you can still
say (for example) '+vfp2' in a feature string and it will mean what
it's always meant, but there's a new string '+vfp2d16sp' meaning the
version without those extra options.

A lot of this change is just mechanically replacing positive checks
for the old features with negative checks for the new ones. But one
more interesting change is that I've rearranged getFPUFeatures() so
that the main FPU feature is appended to the output list *before*
rather than after the features derived from the Restriction field, so
that -fp64 and -d32 can override defaults added by the main feature.

Reviewers: dmgreen, samparker, SjoerdMeijer

Subscribers: srhines, javed.absar, eraman, kristof.beyls, hiraditya, zzheng, Petar.Avramovic, cfe-commits, llvm-commits

Tags: #clang, #llvm

Differential Revision: https://reviews.llvm.org/D60691

llvm-svn: 361845
2019-05-28 16:13:20 +00:00

45 lines
2.2 KiB
ArmAsm

@ RUN: not llvm-mc -triple armv7-eabi -filetype asm -o /dev/null %s 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-D32
@ RUN: not llvm-mc -triple armv7-eabi -filetype asm -o /dev/null -mattr=-d32 %s 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-D16
// First operand must be a GPR
vldm s0, {s1, s2}
// CHECK: error: operand must be a register in range [r0, r15]
// CHECK-NEXT: vldm s0, {s1, s2}
vstm s0, {s1, s2}
// CHECK: error: operand must be a register in range [r0, r15]
// CHECK-NEXT: vstm s0, {s1, s2}
// Second operand must be a list of SPRs or DPRs
vldm r0, {r1, r2}
// CHECK: error: invalid instruction, any one of the following would fix this:
// CHECK-NEXT: vldm r0, {r1, r2}
// CHECK: note: operand must be a list of registers in range [s0, s31]
// CHECK-D32: note: operand must be a list of registers in range [d0, d31]
// CHECK-D16: note: operand must be a list of registers in range [d0, d15]
vldm r0, #42
// CHECK: error: invalid instruction, any one of the following would fix this:
// CHECK-NEXT: vldm r0, #42
// CHECK: note: operand must be a list of registers in range [s0, s31]
// CHECK-D32: note: operand must be a list of registers in range [d0, d31]
// CHECK-D16: note: operand must be a list of registers in range [d0, d15]
vldm r0, {s1, d2}
// CHECK: error: invalid register in register list
// CHECK-NEXT: vldm r0, {s1, d2}
vstm r0, {r1, r2}
// CHECK: error: invalid instruction, any one of the following would fix this:
// CHECK-NEXT: vstm r0, {r1, r2}
// CHECK: note: operand must be a list of registers in range [s0, s31]
// CHECK-D32: note: operand must be a list of registers in range [d0, d31]
// CHECK-D16: note: operand must be a list of registers in range [d0, d15]
vstm r0, #42
// CHECK: error: invalid instruction, any one of the following would fix this:
// CHECK-NEXT: vstm r0, #42
// CHECK: note: operand must be a list of registers in range [s0, s31]
// CHECK-D32: note: operand must be a list of registers in range [d0, d31]
// CHECK-D16: note: operand must be a list of registers in range [d0, d15]
vstm r0, {s1, d2}
// CHECK: error: invalid register in register list
// CHECK-NEXT: vstm r0, {s1, d2}