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https://github.com/c64scene-ar/llvm-6502.git
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0c6d96cf16
This allows 64-bit operations that are truncated to be reduced to 32-bit ones. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204946 91177308-0d34-0410-b5e6-96231b3b80d8
55 lines
2.1 KiB
LLVM
55 lines
2.1 KiB
LLVM
; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck --check-prefix=EG-CHECK %s
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; RUN: llc < %s -march=r600 -mcpu=verde -verify-machineinstrs | FileCheck --check-prefix=SI-CHECK %s
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; mul24 and mad24 are affected
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;EG-CHECK: @test2
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;EG-CHECK: MULLO_INT {{\*? *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
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;EG-CHECK: MULLO_INT {{\*? *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
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;SI-CHECK: @test2
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;SI-CHECK: V_MUL_LO_I32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
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;SI-CHECK: V_MUL_LO_I32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
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define void @test2(<2 x i32> addrspace(1)* %out, <2 x i32> addrspace(1)* %in) {
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%b_ptr = getelementptr <2 x i32> addrspace(1)* %in, i32 1
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%a = load <2 x i32> addrspace(1) * %in
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%b = load <2 x i32> addrspace(1) * %b_ptr
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%result = mul <2 x i32> %a, %b
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store <2 x i32> %result, <2 x i32> addrspace(1)* %out
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ret void
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}
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;EG-CHECK: @test4
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;EG-CHECK: MULLO_INT {{\*? *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
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;EG-CHECK: MULLO_INT {{\*? *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
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;EG-CHECK: MULLO_INT {{\*? *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
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;EG-CHECK: MULLO_INT {{\*? *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
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;SI-CHECK: @test4
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;SI-CHECK: V_MUL_LO_I32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
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;SI-CHECK: V_MUL_LO_I32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
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;SI-CHECK: V_MUL_LO_I32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
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;SI-CHECK: V_MUL_LO_I32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
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define void @test4(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %in) {
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%b_ptr = getelementptr <4 x i32> addrspace(1)* %in, i32 1
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%a = load <4 x i32> addrspace(1) * %in
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%b = load <4 x i32> addrspace(1) * %b_ptr
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%result = mul <4 x i32> %a, %b
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store <4 x i32> %result, <4 x i32> addrspace(1)* %out
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ret void
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}
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; SI-CHECK-LABEL: @trunc_i64_mul_to_i32
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; SI-CHECK: S_LOAD_DWORD
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; SI-CHECK: S_LOAD_DWORD
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; SI-CHECK: V_MUL_LO_I32
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; SI-CHECK: BUFFER_STORE_DWORD
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define void @trunc_i64_mul_to_i32(i32 addrspace(1)* %out, i64 %a, i64 %b) {
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%mul = mul i64 %b, %a
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%trunc = trunc i64 %mul to i32
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store i32 %trunc, i32 addrspace(1)* %out, align 8
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ret void
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}
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