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-rw-r--r--test/CodeGen/R600/fetch-limits.r600.ll48
-rw-r--r--test/CodeGen/R600/fetch-limits.r700+.ll81
2 files changed, 129 insertions, 0 deletions
diff --git a/test/CodeGen/R600/fetch-limits.r600.ll b/test/CodeGen/R600/fetch-limits.r600.ll
new file mode 100644
index 00000000000..f78d1d968e5
--- /dev/null
+++ b/test/CodeGen/R600/fetch-limits.r600.ll
@@ -0,0 +1,48 @@
+; RUN: llc < %s -march=r600 -mcpu=r600 | FileCheck %s
+; RUN: llc < %s -march=r600 -mcpu=rs880 | FileCheck %s
+; RUN: llc < %s -march=r600 -mcpu=rv670 | FileCheck %s
+
+; R600 supports 8 fetches in a clause
+; CHECK: @fetch_limits_r600
+; CHECK: Fetch clause
+; CHECK: Fetch clause
+
+define void @fetch_limits_r600() #0 {
+entry:
+ %0 = load <4 x float> addrspace(8)* null
+ %1 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 1)
+ %2 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 2)
+ %3 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 3)
+ %4 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 4)
+ %5 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 5)
+ %6 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 6)
+ %7 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 7)
+ %8 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 8)
+ %res0 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %0, i32 0, i32 0, i32 1)
+ %res1 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %1, i32 0, i32 0, i32 1)
+ %res2 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %2, i32 0, i32 0, i32 1)
+ %res3 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %3, i32 0, i32 0, i32 1)
+ %res4 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %4, i32 0, i32 0, i32 1)
+ %res5 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %5, i32 0, i32 0, i32 1)
+ %res6 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %6, i32 0, i32 0, i32 1)
+ %res7 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %7, i32 0, i32 0, i32 1)
+ %res8 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %8, i32 0, i32 0, i32 1)
+ %a = fadd <4 x float> %res0, %res1
+ %b = fadd <4 x float> %res2, %res3
+ %c = fadd <4 x float> %res4, %res5
+ %d = fadd <4 x float> %res6, %res7
+ %e = fadd <4 x float> %res8, %a
+
+ %bc = fadd <4 x float> %b, %c
+ %de = fadd <4 x float> %d, %e
+
+ %bcde = fadd <4 x float> %bc, %de
+
+ call void @llvm.R600.store.swizzle(<4 x float> %bcde, i32 0, i32 1)
+ ret void
+}
+
+attributes #0 = { "ShaderType"="0" } ; Pixel Shader
+
+declare <4 x float> @llvm.AMDGPU.tex(<4 x float>, i32, i32, i32) readnone
+declare void @llvm.R600.store.swizzle(<4 x float>, i32, i32)
diff --git a/test/CodeGen/R600/fetch-limits.r700+.ll b/test/CodeGen/R600/fetch-limits.r700+.ll
new file mode 100644
index 00000000000..1a8a43fccc7
--- /dev/null
+++ b/test/CodeGen/R600/fetch-limits.r700+.ll
@@ -0,0 +1,81 @@
+; RUN: llc < %s -march=r600 -mcpu=rv710 | FileCheck %s
+; RUN: llc < %s -march=r600 -mcpu=rv730 | FileCheck %s
+; RUN: llc < %s -march=r600 -mcpu=rv770 | FileCheck %s
+; RUN: llc < %s -march=r600 -mcpu=cedar | FileCheck %s
+; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
+; RUN: llc < %s -march=r600 -mcpu=sumo | FileCheck %s
+; RUN: llc < %s -march=r600 -mcpu=juniper | FileCheck %s
+; RUN: llc < %s -march=r600 -mcpu=cypress | FileCheck %s
+; RUN: llc < %s -march=r600 -mcpu=barts | FileCheck %s
+; RUN: llc < %s -march=r600 -mcpu=turks | FileCheck %s
+; RUN: llc < %s -march=r600 -mcpu=caicos | FileCheck %s
+; RUN: llc < %s -march=r600 -mcpu=cayman | FileCheck %s
+
+; r700+ supports 16 fetches in a clause
+; CHECK: @fetch_limits_r700
+; CHECK: Fetch clause
+; CHECK: Fetch clause
+
+define void @fetch_limits_r700() #0 {
+entry:
+ %0 = load <4 x float> addrspace(8)* null
+ %1 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 1)
+ %2 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 2)
+ %3 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 3)
+ %4 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 4)
+ %5 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 5)
+ %6 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 6)
+ %7 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 7)
+ %8 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 8)
+ %9 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 9)
+ %10 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 10)
+ %11 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 11)
+ %12 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 12)
+ %13 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 13)
+ %14 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 14)
+ %15 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 15)
+ %16 = load <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>] addrspace(8)* null, i64 0, i32 16)
+ %res0 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %0, i32 0, i32 0, i32 1)
+ %res1 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %1, i32 0, i32 0, i32 1)
+ %res2 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %2, i32 0, i32 0, i32 1)
+ %res3 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %3, i32 0, i32 0, i32 1)
+ %res4 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %4, i32 0, i32 0, i32 1)
+ %res5 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %5, i32 0, i32 0, i32 1)
+ %res6 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %6, i32 0, i32 0, i32 1)
+ %res7 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %7, i32 0, i32 0, i32 1)
+ %res8 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %8, i32 0, i32 0, i32 1)
+ %res9 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %9, i32 0, i32 0, i32 1)
+ %res10 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %10, i32 0, i32 0, i32 1)
+ %res11 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %11, i32 0, i32 0, i32 1)
+ %res12 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %12, i32 0, i32 0, i32 1)
+ %res13 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %13, i32 0, i32 0, i32 1)
+ %res14 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %14, i32 0, i32 0, i32 1)
+ %res15 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %15, i32 0, i32 0, i32 1)
+ %res16 = call <4 x float> @llvm.AMDGPU.tex(<4 x float> %16, i32 0, i32 0, i32 1)
+ %a = fadd <4 x float> %res0, %res1
+ %b = fadd <4 x float> %res2, %res3
+ %c = fadd <4 x float> %res4, %res5
+ %d = fadd <4 x float> %res6, %res7
+ %e = fadd <4 x float> %res8, %res9
+ %f = fadd <4 x float> %res10, %res11
+ %g = fadd <4 x float> %res12, %res13
+ %h = fadd <4 x float> %res14, %res15
+ %i = fadd <4 x float> %res16, %a
+
+ %bc = fadd <4 x float> %b, %c
+ %de = fadd <4 x float> %d, %e
+ %fg = fadd <4 x float> %f, %g
+ %hi = fadd <4 x float> %h, %i
+
+ %bcde = fadd <4 x float> %bc, %de
+ %fghi = fadd <4 x float> %fg, %hi
+
+ %bcdefghi = fadd <4 x float> %bcde, %fghi
+ call void @llvm.R600.store.swizzle(<4 x float> %bcdefghi, i32 0, i32 1)
+ ret void
+}
+
+attributes #0 = { "ShaderType"="0" } ; Pixel Shader
+
+declare <4 x float> @llvm.AMDGPU.tex(<4 x float>, i32, i32, i32) readnone
+declare void @llvm.R600.store.swizzle(<4 x float>, i32, i32)