summaryrefslogtreecommitdiffstats
path: root/llvm/test/CodeGen/AMDGPU/uaddo.ll
diff options
context:
space:
mode:
Diffstat (limited to 'llvm/test/CodeGen/AMDGPU/uaddo.ll')
-rw-r--r--llvm/test/CodeGen/AMDGPU/uaddo.ll119
1 files changed, 88 insertions, 31 deletions
diff --git a/llvm/test/CodeGen/AMDGPU/uaddo.ll b/llvm/test/CodeGen/AMDGPU/uaddo.ll
index 35af7119a30..d62e4e0b140 100644
--- a/llvm/test/CodeGen/AMDGPU/uaddo.ll
+++ b/llvm/test/CodeGen/AMDGPU/uaddo.ll
@@ -1,19 +1,16 @@
-; RUN: llc -march=amdgcn -verify-machineinstrs< %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
-; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs< %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
-; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs< %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
+; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,SI,FUNC %s
+; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,VI,FUNC %s
+; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefixes=EG,FUNC %s
-declare { i32, i1 } @llvm.uadd.with.overflow.i32(i32, i32) nounwind readnone
-declare { i64, i1 } @llvm.uadd.with.overflow.i64(i64, i64) nounwind readnone
-
-; FUNC-LABEL: {{^}}uaddo_i64_zext:
-; SI: add
-; SI: addc
-; SI: addc
+; FUNC-LABEL: {{^}}s_uaddo_i64_zext:
+; GCN: s_add_u32
+; GCN: s_addc_u32
+; GCN: v_cmp_lt_u64_e32 vcc
; EG: ADDC_UINT
; EG: ADDC_UINT
-define void @uaddo_i64_zext(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind {
- %uadd = call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %a, i64 %b) nounwind
+define void @s_uaddo_i64_zext(i64 addrspace(1)* %out, i64 %a, i64 %b) #0 {
+ %uadd = call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %a, i64 %b)
%val = extractvalue { i64, i1 } %uadd, 0
%carry = extractvalue { i64, i1 } %uadd, 1
%ext = zext i1 %carry to i64
@@ -22,13 +19,16 @@ define void @uaddo_i64_zext(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind {
ret void
}
+; FIXME: Could do scalar
+
; FUNC-LABEL: {{^}}s_uaddo_i32:
-; SI: s_add_i32
+; GCN: v_add_i32_e32 v{{[0-9]+}}, vcc, s{{[0-9]+}}, v{{[0-9]+}}
+; GCN: v_cndmask_b32_e64 v{{[0-9]+}}, 0, 1, vcc
; EG: ADDC_UINT
; EG: ADD_INT
-define void @s_uaddo_i32(i32 addrspace(1)* %out, i1 addrspace(1)* %carryout, i32 %a, i32 %b) nounwind {
- %uadd = call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 %a, i32 %b) nounwind
+define void @s_uaddo_i32(i32 addrspace(1)* %out, i1 addrspace(1)* %carryout, i32 %a, i32 %b) #0 {
+ %uadd = call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 %a, i32 %b)
%val = extractvalue { i32, i1 } %uadd, 0
%carry = extractvalue { i32, i1 } %uadd, 1
store i32 %val, i32 addrspace(1)* %out, align 4
@@ -37,14 +37,19 @@ define void @s_uaddo_i32(i32 addrspace(1)* %out, i1 addrspace(1)* %carryout, i32
}
; FUNC-LABEL: {{^}}v_uaddo_i32:
-; SI: v_add_i32
+; GCN: v_add_i32_e32 v{{[0-9]+}}, vcc, v{{[0-9]+}}, v{{[0-9]+}}
+; GCN: v_cndmask_b32_e64 v{{[0-9]+}}, 0, 1, vcc
; EG: ADDC_UINT
; EG: ADD_INT
-define void @v_uaddo_i32(i32 addrspace(1)* %out, i1 addrspace(1)* %carryout, i32 addrspace(1)* %aptr, i32 addrspace(1)* %bptr) nounwind {
- %a = load i32, i32 addrspace(1)* %aptr, align 4
- %b = load i32, i32 addrspace(1)* %bptr, align 4
- %uadd = call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 %a, i32 %b) nounwind
+define void @v_uaddo_i32(i32 addrspace(1)* %out, i1 addrspace(1)* %carryout, i32 addrspace(1)* %a.ptr, i32 addrspace(1)* %b.ptr) #0 {
+ %tid = call i32 @llvm.amdgcn.workitem.id.x()
+ %tid.ext = sext i32 %tid to i64
+ %a.gep = getelementptr inbounds i32, i32 addrspace(1)* %a.ptr
+ %b.gep = getelementptr inbounds i32, i32 addrspace(1)* %b.ptr
+ %a = load i32, i32 addrspace(1)* %a.gep, align 4
+ %b = load i32, i32 addrspace(1)* %b.gep, align 4
+ %uadd = call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 %a, i32 %b)
%val = extractvalue { i32, i1 } %uadd, 0
%carry = extractvalue { i32, i1 } %uadd, 1
store i32 %val, i32 addrspace(1)* %out, align 4
@@ -52,14 +57,36 @@ define void @v_uaddo_i32(i32 addrspace(1)* %out, i1 addrspace(1)* %carryout, i32
ret void
}
+; FUNC-LABEL: {{^}}v_uaddo_i32_novcc:
+; GCN: v_add_i32_e64 v{{[0-9]+}}, [[COND:s\[[0-9]+:[0-9]+\]]], v{{[0-9]+}}, v{{[0-9]+}}
+; GCN: v_cndmask_b32_e64 v{{[0-9]+}}, 0, 1, [[COND]]
+
+; EG: ADDC_UINT
+; EG: ADD_INT
+define void @v_uaddo_i32_novcc(i32 addrspace(1)* %out, i1 addrspace(1)* %carryout, i32 addrspace(1)* %a.ptr, i32 addrspace(1)* %b.ptr) #0 {
+ %tid = call i32 @llvm.amdgcn.workitem.id.x()
+ %tid.ext = sext i32 %tid to i64
+ %a.gep = getelementptr inbounds i32, i32 addrspace(1)* %a.ptr
+ %b.gep = getelementptr inbounds i32, i32 addrspace(1)* %b.ptr
+ %a = load i32, i32 addrspace(1)* %a.gep, align 4
+ %b = load i32, i32 addrspace(1)* %b.gep, align 4
+ %uadd = call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 %a, i32 %b)
+ %val = extractvalue { i32, i1 } %uadd, 0
+ %carry = extractvalue { i32, i1 } %uadd, 1
+ store volatile i32 %val, i32 addrspace(1)* %out, align 4
+ call void asm sideeffect "", "~{VCC}"() #0
+ store volatile i1 %carry, i1 addrspace(1)* %carryout
+ ret void
+}
+
; FUNC-LABEL: {{^}}s_uaddo_i64:
-; SI: s_add_u32
-; SI: s_addc_u32
+; GCN: s_add_u32
+; GCN: s_addc_u32
; EG: ADDC_UINT
; EG: ADD_INT
-define void @s_uaddo_i64(i64 addrspace(1)* %out, i1 addrspace(1)* %carryout, i64 %a, i64 %b) nounwind {
- %uadd = call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %a, i64 %b) nounwind
+define void @s_uaddo_i64(i64 addrspace(1)* %out, i1 addrspace(1)* %carryout, i64 %a, i64 %b) #0 {
+ %uadd = call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %a, i64 %b)
%val = extractvalue { i64, i1 } %uadd, 0
%carry = extractvalue { i64, i1 } %uadd, 1
store i64 %val, i64 addrspace(1)* %out, align 8
@@ -68,18 +95,48 @@ define void @s_uaddo_i64(i64 addrspace(1)* %out, i1 addrspace(1)* %carryout, i64
}
; FUNC-LABEL: {{^}}v_uaddo_i64:
-; SI: v_add_i32
-; SI: v_addc_u32
+; GCN: v_add_i32
+; GCN: v_addc_u32
; EG: ADDC_UINT
; EG: ADD_INT
-define void @v_uaddo_i64(i64 addrspace(1)* %out, i1 addrspace(1)* %carryout, i64 addrspace(1)* %aptr, i64 addrspace(1)* %bptr) nounwind {
- %a = load i64, i64 addrspace(1)* %aptr, align 4
- %b = load i64, i64 addrspace(1)* %bptr, align 4
- %uadd = call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %a, i64 %b) nounwind
+define void @v_uaddo_i64(i64 addrspace(1)* %out, i1 addrspace(1)* %carryout, i64 addrspace(1)* %a.ptr, i64 addrspace(1)* %b.ptr) #0 {
+ %tid = call i32 @llvm.amdgcn.workitem.id.x()
+ %tid.ext = sext i32 %tid to i64
+ %a.gep = getelementptr inbounds i64, i64 addrspace(1)* %a.ptr
+ %b.gep = getelementptr inbounds i64, i64 addrspace(1)* %b.ptr
+ %a = load i64, i64 addrspace(1)* %a.gep
+ %b = load i64, i64 addrspace(1)* %b.gep
+ %uadd = call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %a, i64 %b)
%val = extractvalue { i64, i1 } %uadd, 0
%carry = extractvalue { i64, i1 } %uadd, 1
- store i64 %val, i64 addrspace(1)* %out, align 8
+ store i64 %val, i64 addrspace(1)* %out
+ store i1 %carry, i1 addrspace(1)* %carryout
+ ret void
+}
+
+; FUNC-LABEL: {{^}}v_uaddo_i16:
+; VI: v_add_u16_e32
+; VI: v_cmp_lt_u16_e32
+define void @v_uaddo_i16(i16 addrspace(1)* %out, i1 addrspace(1)* %carryout, i16 addrspace(1)* %a.ptr, i16 addrspace(1)* %b.ptr) #0 {
+ %tid = call i32 @llvm.amdgcn.workitem.id.x()
+ %tid.ext = sext i32 %tid to i64
+ %a.gep = getelementptr inbounds i16, i16 addrspace(1)* %a.ptr
+ %b.gep = getelementptr inbounds i16, i16 addrspace(1)* %b.ptr
+ %a = load i16, i16 addrspace(1)* %a.gep
+ %b = load i16, i16 addrspace(1)* %b.gep
+ %uadd = call { i16, i1 } @llvm.uadd.with.overflow.i16(i16 %a, i16 %b)
+ %val = extractvalue { i16, i1 } %uadd, 0
+ %carry = extractvalue { i16, i1 } %uadd, 1
+ store i16 %val, i16 addrspace(1)* %out
store i1 %carry, i1 addrspace(1)* %carryout
ret void
}
+
+declare i32 @llvm.amdgcn.workitem.id.x() #1
+declare { i16, i1 } @llvm.uadd.with.overflow.i16(i16, i16) #1
+declare { i32, i1 } @llvm.uadd.with.overflow.i32(i32, i32) #1
+declare { i64, i1 } @llvm.uadd.with.overflow.i64(i64, i64) #1
+
+attributes #0 = { nounwind }
+attributes #1 = { nounwind readnone }
OpenPOWER on IntegriCloud