[Hexagon] Reapply 238772 OSABI was not correctly set, added empty_elf test to make...

[oota-llvm.git] / test / CodeGen / R600 / sdiv.ll

diff --git a/test/CodeGen/R600/sdiv.ll b/test/CodeGen/R600/sdiv.ll
index 3556facfbab3c70de7f4a39b22a5fce8931aecf7..de645353a401bd95e34caf726f6704ef39050e5d 100644 (file)
--- a/test/CodeGen/R600/sdiv.ll
+++ b/test/CodeGen/R600/sdiv.ll
@@ -1,4 +1,6 @@
-; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
+; RUN: llc -march=amdgcn -mcpu=SI < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
+; RUN: llc -march=amdgcn -mcpu=tonga < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
+; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
 
 ; The code generated by sdiv is long and complex and may frequently change.
 ; The goal of this test is to make sure the ISel doesn't fail.
@@ -9,13 +11,94 @@
 ; This was fixed by adding an additional pattern in R600Instructions.td to
 ; match this pattern with a CNDGE_INT.
 
-; CHECK: RETURN
-
-define void @test(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
-  %den_ptr = getelementptr i32 addrspace(1)* %in, i32 1
-  %num = load i32 addrspace(1) * %in
-  %den = load i32 addrspace(1) * %den_ptr
+; FUNC-LABEL: {{^}}sdiv_i32:
+; EG: CF_END
+define void @sdiv_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
+  %den_ptr = getelementptr i32, i32 addrspace(1)* %in, i32 1
+  %num = load i32, i32 addrspace(1) * %in
+  %den = load i32, i32 addrspace(1) * %den_ptr
   %result = sdiv i32 %num, %den
   store i32 %result, i32 addrspace(1)* %out
   ret void
 }
+
+; FUNC-LABEL: {{^}}sdiv_i32_4:
+define void @sdiv_i32_4(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
+  %num = load i32, i32 addrspace(1) * %in
+  %result = sdiv i32 %num, 4
+  store i32 %result, i32 addrspace(1)* %out
+  ret void
+}
+
+; Multiply by a weird constant to make sure setIntDivIsCheap is
+; working.
+
+; FUNC-LABEL: {{^}}slow_sdiv_i32_3435:
+; SI: buffer_load_dword [[VAL:v[0-9]+]],
+; SI: v_mov_b32_e32 [[MAGIC:v[0-9]+]], 0x98a1930b
+; SI: v_mul_hi_i32 [[TMP:v[0-9]+]], [[MAGIC]], [[VAL]]
+; SI: v_add_i32
+; SI: v_lshrrev_b32
+; SI: v_ashrrev_i32
+; SI: v_add_i32
+; SI: buffer_store_dword
+; SI: s_endpgm
+define void @slow_sdiv_i32_3435(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
+  %num = load i32, i32 addrspace(1) * %in
+  %result = sdiv i32 %num, 3435
+  store i32 %result, i32 addrspace(1)* %out
+  ret void
+}
+
+define void @sdiv_v2i32(<2 x i32> addrspace(1)* %out, <2 x i32> addrspace(1)* %in) {
+  %den_ptr = getelementptr <2 x i32>, <2 x i32> addrspace(1)* %in, i32 1
+  %num = load <2 x i32>, <2 x i32> addrspace(1) * %in
+  %den = load <2 x i32>, <2 x i32> addrspace(1) * %den_ptr
+  %result = sdiv <2 x i32> %num, %den
+  store <2 x i32> %result, <2 x i32> addrspace(1)* %out
+  ret void
+}
+
+define void @sdiv_v2i32_4(<2 x i32> addrspace(1)* %out, <2 x i32> addrspace(1)* %in) {
+  %num = load <2 x i32>, <2 x i32> addrspace(1) * %in
+  %result = sdiv <2 x i32> %num, <i32 4, i32 4>
+  store <2 x i32> %result, <2 x i32> addrspace(1)* %out
+  ret void
+}
+
+define void @sdiv_v4i32(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %in) {
+  %den_ptr = getelementptr <4 x i32>, <4 x i32> addrspace(1)* %in, i32 1
+  %num = load <4 x i32>, <4 x i32> addrspace(1) * %in
+  %den = load <4 x i32>, <4 x i32> addrspace(1) * %den_ptr
+  %result = sdiv <4 x i32> %num, %den
+  store <4 x i32> %result, <4 x i32> addrspace(1)* %out
+  ret void
+}
+
+define void @sdiv_v4i32_4(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %in) {
+  %num = load <4 x i32>, <4 x i32> addrspace(1) * %in
+  %result = sdiv <4 x i32> %num, <i32 4, i32 4, i32 4, i32 4>
+  store <4 x i32> %result, <4 x i32> addrspace(1)* %out
+  ret void
+}
+
+; Tests for 64-bit divide bypass.
+; define void @test_get_quotient(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind {
+;   %result = sdiv i64 %a, %b
+;   store i64 %result, i64 addrspace(1)* %out, align 8
+;   ret void
+; }
+
+; define void @test_get_remainder(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind {
+;   %result = srem i64 %a, %b
+;   store i64 %result, i64 addrspace(1)* %out, align 8
+;   ret void
+; }
+
+; define void @test_get_quotient_and_remainder(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind {
+;   %resultdiv = sdiv i64 %a, %b
+;   %resultrem = srem i64 %a, %b
+;   %result = add i64 %resultdiv, %resultrem
+;   store i64 %result, i64 addrspace(1)* %out, align 8
+;   ret void
+; }