[AMDGPU][CodeGen][True16][Test] add test file for gfx12 vop1 in true16/fake16 version

Author: broxigarchen

llvm/test/MC/AMDGPU/gfx12_asm_vop1_t16_err-fake16.s renamed to llvm/test/MC/AMDGPU/gfx12_asm_vop1_err-fake16.s

@@ -1,4 +1,4 @@
-// RUN: llvm-mc -triple=amdgcn -mcpu=gfx1200 -mattr=+wavefrontsize32 -show-encoding %s | FileCheck --check-prefix=GFX12 %s
+// RUN: llvm-mc -triple=amdgcn -mcpu=gfx1200 -mattr=+wavefrontsize32,+real-true16 -show-encoding %s | FileCheck --check-prefix=GFX12 %s
 
 v_bfrev_b32_e64 v5, v1
 // GFX12: encoding: [0x05,0x00,0xb8,0xd5,0x01,0x01,0x00,0x00]

llvm/test/MC/AMDGPU/gfx12_asm_vop1_t16_err.s renamed to llvm/test/MC/AMDGPU/gfx12_asm_vop1_err.s

@@ -1,4 +1,4 @@
-// RUN: llvm-mc -triple=amdgcn -mcpu=gfx1200 -mattr=+wavefrontsize32 -show-encoding %s | FileCheck --check-prefix=GFX12 %s
+// RUN: llvm-mc -triple=amdgcn -mcpu=gfx1200 -mattr=+wavefrontsize32,+real-true16 -show-encoding %s | FileCheck --check-prefix=GFX12 %s
 
 v_bfrev_b32_e64_dpp v5, v1 quad_perm:[3,2,1,0]
 // GFX12: [0x05,0x00,0xb8,0xd5,0xfa,0x00,0x00,0x00,0x01,0x1b,0x00,0xff]

llvm/test/MC/AMDGPU/gfx12_asm_vop3_from_vop1-fake16.s

@@ -1,4 +1,4 @@
-// RUN: llvm-mc -triple=amdgcn -mcpu=gfx1200 -mattr=+wavefrontsize32 -show-encoding %s | FileCheck --check-prefix=GFX12 %s
+// RUN: llvm-mc -triple=amdgcn -mcpu=gfx1200 -mattr=+wavefrontsize32,+real-true16 -show-encoding %s | FileCheck --check-prefix=GFX12 %s
 
 v_bfrev_b32_e64_dpp v5, v1 dpp8:[7,6,5,4,3,2,1,0]
 // GFX12: [0x05,0x00,0xb8,0xd5,0xe9,0x00,0x00,0x00,0x01,0x77,0x39,0x05]