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-rw-r--r--llvm/test/CodeGen/AMDGPU/max-sgprs.ll25
-rw-r--r--llvm/test/MC/Disassembler/AMDGPU/null-reg.txt7
2 files changed, 32 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/AMDGPU/max-sgprs.ll b/llvm/test/CodeGen/AMDGPU/max-sgprs.ll
new file mode 100644
index 00000000000..7c913dd0aca
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/max-sgprs.ll
@@ -0,0 +1,25 @@
+; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
+
+; GCN-LABEL: {{^}}max_sgprs_gfx10:
+; GCN: NumSgprs: 108
+define amdgpu_kernel void @max_sgprs_gfx10() #0 {
+ call void asm sideeffect "", "~{s[0:7]}" ()
+ call void asm sideeffect "", "~{s[8:15]}" ()
+ call void asm sideeffect "", "~{s[16:23]}" ()
+ call void asm sideeffect "", "~{s[24:31]}" ()
+ call void asm sideeffect "", "~{s[32:39]}" ()
+ call void asm sideeffect "", "~{s[40:47]}" ()
+ call void asm sideeffect "", "~{s[48:55]}" ()
+ call void asm sideeffect "", "~{s[56:63]}" ()
+ call void asm sideeffect "", "~{s[64:71]}" ()
+ call void asm sideeffect "", "~{s[72:79]}" ()
+ call void asm sideeffect "", "~{s[80:87]}" ()
+ call void asm sideeffect "", "~{s[88:95]}" ()
+ call void asm sideeffect "", "~{s[96:99]}" ()
+ call void asm sideeffect "", "~{s[100:104]}" ()
+ call void asm sideeffect "", "~{s105}" ()
+ call void asm sideeffect "", "~{vcc}" ()
+ ret void
+}
+
+attributes #0 = { nounwind "target-cpu"="gfx1010" }
diff --git a/llvm/test/MC/Disassembler/AMDGPU/null-reg.txt b/llvm/test/MC/Disassembler/AMDGPU/null-reg.txt
new file mode 100644
index 00000000000..b7e9d574e14
--- /dev/null
+++ b/llvm/test/MC/Disassembler/AMDGPU/null-reg.txt
@@ -0,0 +1,7 @@
+# RUN: llvm-mc -arch=amdgcn -mcpu=gfx1010 -show-encoding --disassemble < %s | FileCheck -check-prefix=GFX10 %s
+
+0x7d,0x04,0x00,0x10
+# GFX10: v_mul_f32_e32 v0, null, v2 ; encoding: [0x7d,0x04,0x00,0x10]
+
+0x7d,0x7d,0x7d,0x80
+# GFX10: s_add_u32 null, null, null ; encoding: [0x7d,0x7d,0x7d,0x80]
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