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99 lines
3.6 KiB
LLVM
99 lines
3.6 KiB
LLVM
; Tests for IR verifier enforcement of the "amdgpu.buffer.oob.mode" and
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; "amdgpu.tbuffer.oob.mode" module flags. Each flag must use Module::Max
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; (i32 7) merge behaviour, carry a constant integer value, and be 0, 1, or 2.
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; RUN: split-file %s %t
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; --- Negative: wrong merge behaviour (Override=4 instead of Max=7) ---
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; RUN: not llvm-as %t/wrong-behavior-buffer.ll --disable-output 2>&1 \
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; RUN: | FileCheck %s --check-prefix=WRONG-BUF
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; RUN: not llvm-as %t/wrong-behavior-tbuffer.ll --disable-output 2>&1 \
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; RUN: | FileCheck %s --check-prefix=WRONG-TBUF
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; --- Negative: non-integer value ---
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; RUN: not llvm-as %t/non-integer-buffer.ll --disable-output 2>&1 \
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; RUN: | FileCheck %s --check-prefix=NON-INT-BUF
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; RUN: not llvm-as %t/non-integer-tbuffer.ll --disable-output 2>&1 \
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; RUN: | FileCheck %s --check-prefix=NON-INT-TBUF
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; --- Negative: value out of range (3 is not 0, 1, or 2) ---
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; RUN: not llvm-as %t/out-of-range-buffer.ll --disable-output 2>&1 \
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; RUN: | FileCheck %s --check-prefix=RANGE-BUF
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; RUN: not llvm-as %t/out-of-range-tbuffer.ll --disable-output 2>&1 \
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; RUN: | FileCheck %s --check-prefix=RANGE-TBUF
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; --- Positive: absent flags (no error expected) ---
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; RUN: llvm-as %t/absent.ll --disable-output 2>&1 | count 0
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; --- Positive: valid any value 0 ---
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; RUN: llvm-as %t/valid-both-0.ll --disable-output 2>&1 | count 0
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; --- Positive: valid relaxed value 1 for buffer ---
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; RUN: llvm-as %t/valid-buffer-1.ll --disable-output 2>&1 | count 0
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; --- Positive: valid relaxed value 1 for tbuffer ---
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; RUN: llvm-as %t/valid-tbuffer-1.ll --disable-output 2>&1 | count 0
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; --- Positive: valid strict value 2 ---
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; RUN: llvm-as %t/valid-both-2.ll --disable-output 2>&1 | count 0
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; WRONG-BUF: 'amdgpu.buffer.oob.mode' module flag must use 'max' merge behaviour
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; WRONG-TBUF: 'amdgpu.tbuffer.oob.mode' module flag must use 'max' merge behaviour
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; NON-INT-BUF: invalid value for 'max' module flag (expected constant integer)
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; NON-INT-TBUF: invalid value for 'max' module flag (expected constant integer)
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; RANGE-BUF: 'amdgpu.buffer.oob.mode' module flag must be 0, 1, or 2
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; RANGE-TBUF: 'amdgpu.tbuffer.oob.mode' module flag must be 0, 1, or 2
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;--- wrong-behavior-buffer.ll
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; Override (i32 4) is not Max (i32 7).
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!0 = !{i32 4, !"amdgpu.buffer.oob.mode", i32 1}
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!llvm.module.flags = !{!0}
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;--- wrong-behavior-tbuffer.ll
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!0 = !{i32 4, !"amdgpu.tbuffer.oob.mode", i32 1}
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!llvm.module.flags = !{!0}
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;--- non-integer-buffer.ll
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; Max behaviour but float value instead of integer.
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!0 = !{i32 7, !"amdgpu.buffer.oob.mode", float 1.0}
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!llvm.module.flags = !{!0}
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;--- non-integer-tbuffer.ll
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!0 = !{i32 7, !"amdgpu.tbuffer.oob.mode", float 1.0}
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!llvm.module.flags = !{!0}
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;--- out-of-range-buffer.ll
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; Value 3 is out of range (must be 0, 1, or 2).
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!0 = !{i32 7, !"amdgpu.buffer.oob.mode", i32 3}
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!llvm.module.flags = !{!0}
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;--- out-of-range-tbuffer.ll
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!0 = !{i32 7, !"amdgpu.tbuffer.oob.mode", i32 3}
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!llvm.module.flags = !{!0}
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;--- absent.ll
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; No OOB flags at all - should be accepted.
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define void @f() { ret void }
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;--- valid-both-0.ll
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; Both flags explicitly any.
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!0 = !{i32 7, !"amdgpu.buffer.oob.mode", i32 0}
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!1 = !{i32 7, !"amdgpu.tbuffer.oob.mode", i32 0}
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!llvm.module.flags = !{!0, !1}
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;--- valid-buffer-1.ll
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; Relaxed untyped buffer OOB.
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!0 = !{i32 7, !"amdgpu.buffer.oob.mode", i32 1}
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!llvm.module.flags = !{!0}
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;--- valid-tbuffer-1.ll
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; Relaxed typed buffer OOB.
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!0 = !{i32 7, !"amdgpu.tbuffer.oob.mode", i32 1}
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!llvm.module.flags = !{!0}
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;--- valid-both-2.ll
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; Both flags strict.
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!0 = !{i32 7, !"amdgpu.buffer.oob.mode", i32 2}
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!1 = !{i32 7, !"amdgpu.tbuffer.oob.mode", i32 2}
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!llvm.module.flags = !{!0, !1}
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