1 files changed, 96 insertions, 0 deletions
diff --git a/llvm/test/Analysis/CostModel/AMDGPU/fdiv.ll b/llvm/test/Analysis/CostModel/AMDGPU/fdiv.ll
new file mode 100644
index 00000000000..3f374422ad9
--- /dev/null
+++ b/llvm/test/Analysis/CostModel/AMDGPU/fdiv.ll
@@ -0,0 +1,96 @@
+; RUN: opt -cost-model -analyze -mtriple=amdgcn-unknown-amdhsa -mcpu=hawaii -mattr=+half-rate-64-ops < %s | FileCheck -check-prefix=ALL -check-prefix=CIFASTF64 %s
+; RUN: opt -cost-model -analyze -mtriple=amdgcn-unknown-amdhsa -mcpu=kaveri -mattr=-half-rate-64-ops < %s | FileCheck -check-prefix=ALL -check-prefix=CISLOWF64 %s
+; RUN: opt -cost-model -analyze -mtriple=amdgcn-unknown-amdhsa -mcpu=tahiti -mattr=+half-rate-64-ops < %s | FileCheck -check-prefix=ALL -check-prefix=SIFASTF64 %s
+; RUN: opt -cost-model -analyze -mtriple=amdgcn-unknown-amdhsa -mcpu=verde -mattr=-half-rate-64-ops < %s | FileCheck -check-prefix=ALL -check-prefix=SISLOWF64 %s
+
+; CHECK: 'fdiv_f32'
+; ALL: estimated cost of 10 for {{.*}} fdiv float
+define void @fdiv_f32(float addrspace(1)* %out, float addrspace(1)* %vaddr, float %b) #0 {
+  %vec = load float, float addrspace(1)* %vaddr
+  %add = fdiv float %vec, %b
+  store float %add, float addrspace(1)* %out
+  ret void
+}
+
+; ALL: 'fdiv_v2f32'
+; ALL: estimated cost of 20 for {{.*}} fdiv <2 x float>
+define void @fdiv_v2f32(<2 x float> addrspace(1)* %out, <2 x float> addrspace(1)* %vaddr, <2 x float> %b) #0 {
+  %vec = load <2 x float>, <2 x float> addrspace(1)* %vaddr
+  %add = fdiv <2 x float> %vec, %b
+  store <2 x float> %add, <2 x float> addrspace(1)* %out
+  ret void
+}
+
+; ALL: 'fdiv_v3f32'
+; ALL: estimated cost of 30 for {{.*}} fdiv <3 x float>
+define void @fdiv_v3f32(<3 x float> addrspace(1)* %out, <3 x float> addrspace(1)* %vaddr, <3 x float> %b) #0 {
+  %vec = load <3 x float>, <3 x float> addrspace(1)* %vaddr
+  %add = fdiv <3 x float> %vec, %b
+  store <3 x float> %add, <3 x float> addrspace(1)* %out
+  ret void
+}
+
+; ALL: 'fdiv_f64'
+; CIFASTF64: estimated cost of 29 for {{.*}} fdiv double
+; CISLOWF64: estimated cost of 33 for {{.*}} fdiv double
+; SIFASTF64: estimated cost of 32 for {{.*}} fdiv double
+; SISLOWF64: estimated cost of 36 for {{.*}} fdiv double
+define void @fdiv_f64(double addrspace(1)* %out, double addrspace(1)* %vaddr, double %b) #0 {
+  %vec = load double, double addrspace(1)* %vaddr
+  %add = fdiv double %vec, %b
+  store double %add, double addrspace(1)* %out
+  ret void
+}
+
+; ALL: 'fdiv_v2f64'
+; CIFASTF64: estimated cost of 58 for {{.*}} fdiv <2 x double>
+; CISLOWF64: estimated cost of 66 for {{.*}} fdiv <2 x double>
+; SIFASTF64: estimated cost of 64 for {{.*}} fdiv <2 x double>
+; SISLOWF64: estimated cost of 72 for {{.*}} fdiv <2 x double>
+define void @fdiv_v2f64(<2 x double> addrspace(1)* %out, <2 x double> addrspace(1)* %vaddr, <2 x double> %b) #0 {
+  %vec = load <2 x double>, <2 x double> addrspace(1)* %vaddr
+  %add = fdiv <2 x double> %vec, %b
+  store <2 x double> %add, <2 x double> addrspace(1)* %out
+  ret void
+}
+
+; ALL: 'fdiv_v3f64'
+; CIFASTF64: estimated cost of 87 for {{.*}} fdiv <3 x double>
+; CISLOWF64: estimated cost of 99 for {{.*}} fdiv <3 x double>
+; SIFASTF64: estimated cost of 96 for {{.*}} fdiv <3 x double>
+; SISLOWF64: estimated cost of 108 for {{.*}} fdiv <3 x double>
+define void @fdiv_v3f64(<3 x double> addrspace(1)* %out, <3 x double> addrspace(1)* %vaddr, <3 x double> %b) #0 {
+  %vec = load <3 x double>, <3 x double> addrspace(1)* %vaddr
+  %add = fdiv <3 x double> %vec, %b
+  store <3 x double> %add, <3 x double> addrspace(1)* %out
+  ret void
+}
+
+; ALL: 'fdiv_f16'
+; ALL: estimated cost of 10 for {{.*}} fdiv half
+define void @fdiv_f16(half addrspace(1)* %out, half addrspace(1)* %vaddr, half %b) #0 {
+  %vec = load half, half addrspace(1)* %vaddr
+  %add = fdiv half %vec, %b
+  store half %add, half addrspace(1)* %out
+  ret void
+}
+
+; ALL: 'fdiv_v2f16'
+; ALL: estimated cost of 20 for {{.*}} fdiv <2 x half>
+define void @fdiv_v2f16(<2 x half> addrspace(1)* %out, <2 x half> addrspace(1)* %vaddr, <2 x half> %b) #0 {
+  %vec = load <2 x half>, <2 x half> addrspace(1)* %vaddr
+  %add = fdiv <2 x half> %vec, %b
+  store <2 x half> %add, <2 x half> addrspace(1)* %out
+  ret void
+}
+
+; ALL: 'fdiv_v4f16'
+; ALL: estimated cost of 40 for {{.*}} fdiv <4 x half>
+define void @fdiv_v4f16(<4 x half> addrspace(1)* %out, <4 x half> addrspace(1)* %vaddr, <4 x half> %b) #0 {
+  %vec = load <4 x half>, <4 x half> addrspace(1)* %vaddr
+  %add = fdiv <4 x half> %vec, %b
+  store <4 x half> %add, <4 x half> addrspace(1)* %out
+  ret void
+}
+
+attributes #0 = { nounwind }