forked from OSchip/llvm-project
49 lines
2.1 KiB
ArmAsm
49 lines
2.1 KiB
ArmAsm
// RUN: not llvm-mc -arch=amdgcn -mcpu=gfx900 -show-encoding %s | FileCheck %s --check-prefix=GFX9
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// RUN: not llvm-mc -arch=amdgcn -mcpu=gfx900 %s 2>&1 | FileCheck %s --check-prefix=NOGFX9 --implicit-check-not=error:
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//===----------------------------------------------------------------------===//
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// Relocatable expressions cannot be used with SDWA modifiers.
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//===----------------------------------------------------------------------===//
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v_mov_b32_sdwa v1, sext(u)
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// NOGFX9: error: expected an absolute expression
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//===----------------------------------------------------------------------===//
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// Instructions can use only one literal.
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// Relocatable expressions are counted as literals.
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//===----------------------------------------------------------------------===//
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s_sub_u32 s0, 123, u
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// NOGFX9: error: only one literal operand is allowed
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s_sub_u32 s0, u, u
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// NOGFX9: error: only one literal operand is allowed
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s_sub_u32 s0, u, u1
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// NOGFX9: error: only one literal operand is allowed
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v_bfe_u32 v0, v2, v3, u
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// NOGFX9: error: literal operands are not supported
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//===----------------------------------------------------------------------===//
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// Constant expressions may be used with 'sext' modifier
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//===----------------------------------------------------------------------===//
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i1=1
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v_mov_b32_sdwa v1, sext(i1-2)
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// GFX9: v_mov_b32_sdwa v1, sext(-1) dst_sel:DWORD dst_unused:UNUSED_PRESERVE src0_sel:DWORD ; encoding: [0xf9,0x02,0x02,0x7e,0xc1,0x16,0x8e,0x00]
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v_mov_b32_sdwa v1, sext(-2+i1)
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// GFX9: v_mov_b32_sdwa v1, sext(-1) dst_sel:DWORD dst_unused:UNUSED_PRESERVE src0_sel:DWORD ; encoding: [0xf9,0x02,0x02,0x7e,0xc1,0x16,0x8e,0x00]
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//===----------------------------------------------------------------------===//
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// Constant expressions may be used with op_sel* and neg_* modifiers.
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//===----------------------------------------------------------------------===//
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v_pk_add_u16 v1, v2, v3 op_sel:[2-i1,i1-1]
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// GFX9: v_pk_add_u16 v1, v2, v3 op_sel:[1,0] ; encoding: [0x01,0x08,0x8a,0xd3,0x02,0x07,0x02,0x18]
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v_pk_add_u16 v1, v2, v3 neg_lo:[2-i1,i1-1]
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// GFX9: v_pk_add_u16 v1, v2, v3 neg_lo:[1,0] ; encoding: [0x01,0x00,0x8a,0xd3,0x02,0x07,0x02,0x38]
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