[AMDGPU] Preliminary patch for divergence driven instruction selection. Inline immediate move to V_MADAK_F32.
Differential revision: https://reviews.llvm.org/D51586
Reviewer: rampitec
llvm-svn: 341843
diff --git a/llvm/test/CodeGen/AMDGPU/madak-inline-constant.mir b/llvm/test/CodeGen/AMDGPU/madak-inline-constant.mir
new file mode 100644
index 0000000..473c69e
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/madak-inline-constant.mir
@@ -0,0 +1,185 @@
+# RUN: llc -march=amdgcn -run-pass peephole-opt -verify-machineinstrs -o - %s | FileCheck -check-prefix=GCN %s
+
+
+# GCN-LABEL: bb.0:
+# GCN: V_MOV_B32_e32 1092616192
+# GCN: S_MOV_B32 1082130432
+# GCN: %3:vgpr_32 = V_MADAK_F32 1082130432, killed %0, 1092616192, implicit $exec
+
+---
+name: test src1-inlined
+body: |
+ bb.0:
+ liveins: $vgpr0, $sgpr0_sgpr1
+
+ %0:vgpr_32 = COPY $vgpr0
+ %17:vgpr_32 = V_MOV_B32_e32 1092616192, implicit $exec
+ %18:sreg_32 = S_MOV_B32 1082130432
+ %19:vgpr_32 = V_MAC_F32_e64 0, killed %0, 0, killed %18, 0, %17, 0, 0, implicit $exec
+
+...
+
+
+# GCN-LABEL: bb.0:
+# GCN: V_MOV_B32_e32 1092616192
+# GCN: S_MOV_B32 1082130432
+# GCN: %3:vgpr_32 = V_MADAK_F32 1082130432, killed %0, 1092616192, implicit $exec
+
+---
+name: test src0-inlined
+body: |
+ bb.0:
+ liveins: $vgpr0, $sgpr0_sgpr1
+
+ %0:vgpr_32 = COPY $vgpr0
+ %17:vgpr_32 = V_MOV_B32_e32 1092616192, implicit $exec
+ %18:sreg_32 = S_MOV_B32 1082130432
+ %19:vgpr_32 = V_MAC_F32_e64 0, killed %18, 0, killed %0, 0, %17, 0, 0, implicit $exec
+
+...
+
+# GCN-LABEL: bb.0:
+# GCN: V_MOV_B32_e32 1092616192
+# GCN: S_MOV_B32 1082130432
+# GCN: %3:vgpr_32 = V_MADAK_F32 killed %0, killed %0, 1092616192, implicit $exec
+
+---
+name: test none-inlined
+body: |
+ bb.0:
+ liveins: $vgpr0, $sgpr0_sgpr1
+
+ %0:vgpr_32 = COPY $vgpr0
+ %17:vgpr_32 = V_MOV_B32_e32 1092616192, implicit $exec
+ %18:sreg_32 = S_MOV_B32 1082130432
+ %19:vgpr_32 = V_MAC_F32_e64 0, killed %0, 0, killed %0, 0, %17, 0, 0, implicit $exec
+
+...
+
+# GCN-LABEL: bb.0:
+# GCN: V_MOV_B32_e32 1092616192
+# GCN: V_MOV_B32_e32 1082130432
+# GCN: %3:vgpr_32 = V_MADAK_F32 1082130432, killed %0, 1092616192, implicit $exec
+
+---
+name: test src1-2vgprs-inlined
+body: |
+ bb.0:
+ liveins: $vgpr0, $sgpr0_sgpr1
+
+ %0:vgpr_32 = COPY $vgpr0
+ %17:vgpr_32 = V_MOV_B32_e32 1092616192, implicit $exec
+ %18:vgpr_32 = V_MOV_B32_e32 1082130432, implicit $exec
+ %19:vgpr_32 = V_MAC_F32_e64 0, killed %0, 0, killed %18, 0, %17, 0, 0, implicit $exec
+
+...
+
+
+# GCN-LABEL: bb.0:
+# GCN: V_MOV_B32_e32 1092616192
+# GCN: V_MOV_B32_e32 1082130432
+# GCN: %3:vgpr_32 = V_MADAK_F32 1082130432, killed %0, 1092616192, implicit $exec
+
+---
+name: test src0-2vgprs-inlined
+body: |
+ bb.0:
+ liveins: $vgpr0, $sgpr0_sgpr1
+
+ %0:vgpr_32 = COPY $vgpr0
+ %17:vgpr_32 = V_MOV_B32_e32 1092616192, implicit $exec
+ %18:vgpr_32 = V_MOV_B32_e32 1082130432, implicit $exec
+ %19:vgpr_32 = V_MAC_F32_e64 0, killed %18, 0, killed %0, 0, %17, 0, 0, implicit $exec
+
+...
+
+# GCN-LABEL: bb.0:
+# GCN: V_MOV_B32_e32 1092616192, implicit $exec
+# GCN: S_MOV_B32 1082130432
+# GCN: V_MADAK_F32 1082130432, killed $vgpr1, 1092616192, implicit $exec
+
+---
+name: test src0-phys-vgpr
+body: |
+ bb.0:
+ liveins: $vgpr0, $sgpr0_sgpr1
+
+
+ $vgpr1 = COPY $vgpr0
+ %17:vgpr_32 = V_MOV_B32_e32 1092616192, implicit $exec
+ %18:sgpr_32 = S_MOV_B32 1082130432
+ %19:vgpr_32 = V_MAC_F32_e64 0, killed $vgpr1, 0, killed %18, 0, %17, 0, 0, implicit $exec
+
+...
+
+# GCN-LABEL: bb.0:
+# GCN: V_MOV_B32_e32 1092616192, implicit $exec
+# GCN: S_MOV_B32 1082130432
+# GCN: V_MADAK_F32 1082130432, killed $vgpr0, 1092616192, implicit $exec
+
+---
+name: test src1-phys-vgpr
+body: |
+ bb.0:
+ liveins: $vgpr0, $sgpr0_sgpr1
+
+
+ %0:vgpr_32 = COPY $vgpr0
+ %17:vgpr_32 = V_MOV_B32_e32 1092616192, implicit $exec
+ %18:sgpr_32 = S_MOV_B32 1082130432
+ %19:vgpr_32 = V_MAC_F32_e64 0, killed %18, 0, killed $vgpr0, 0, %17, 0, 0, implicit $exec
+
+...
+
+# GCN-LABEL: bb.0:
+# GCN: V_MOV_B32_e32 1092616192, implicit $exec
+# GCN: V_MAC_F32_e64 0, killed $sgpr2, 0, killed %0, 0, %1, 0, 0, implicit $exec
+
+---
+name: test src0-phys-sgpr
+body: |
+ bb.0:
+ liveins: $vgpr0, $sgpr0_sgpr1, $sgpr2
+
+
+ %0:vgpr_32 = COPY $vgpr0
+ %17:vgpr_32 = V_MOV_B32_e32 1092616192, implicit $exec
+ %19:vgpr_32 = V_MAC_F32_e64 0, killed $sgpr2, 0, killed %0, 0, %17, 0, 0, implicit $exec
+
+...
+
+# GCN-LABEL: bb.0:
+# GCN: V_MOV_B32_e32 1092616192, implicit $exec
+# GCN: V_MAC_F32_e64 0, killed %0, 0, killed $sgpr2, 0, %1, 0, 0, implicit $exec
+
+---
+name: test src1-phys-sgpr
+body: |
+ bb.0:
+ liveins: $vgpr0, $sgpr0_sgpr1, $sgpr2
+
+
+ %0:vgpr_32 = COPY $vgpr0
+ %17:vgpr_32 = V_MOV_B32_e32 1092616192, implicit $exec
+ %19:vgpr_32 = V_MAC_F32_e64 0, killed %0, 0, killed $sgpr2, 0, %17, 0, 0, implicit $exec
+
+...
+
+# GCN-LABEL: bb.0:
+# GCN: V_MOV_B32_e32 1092616192, implicit $exec
+# GCN: $sgpr2 = S_MOV_B32 1082130432
+# GCN: V_MADAK_F32 1082130432, killed %0, 1092616192, implicit $exec
+
+---
+name: test src1-phys-sgpr-move
+body: |
+ bb.0:
+ liveins: $vgpr0, $sgpr0_sgpr1
+
+
+ %0:vgpr_32 = COPY $vgpr0
+ %17:vgpr_32 = V_MOV_B32_e32 1092616192, implicit $exec
+ $sgpr2 = S_MOV_B32 1082130432
+ %19:vgpr_32 = V_MAC_F32_e64 0, killed %0, 0, killed $sgpr2, 0, %17, 0, 0, implicit $exec
+
+...