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-rw-r--r--test/CodeGen/ARM/GlobalISel/arm-regbankselect.mir30
1 files changed, 30 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/GlobalISel/arm-regbankselect.mir b/test/CodeGen/ARM/GlobalISel/arm-regbankselect.mir
index ffca431d96ea1..638c6e6209266 100644
--- a/test/CodeGen/ARM/GlobalISel/arm-regbankselect.mir
+++ b/test/CodeGen/ARM/GlobalISel/arm-regbankselect.mir
@@ -40,6 +40,8 @@
define void @test_select_s32() { ret void }
+ define void @test_br() { ret void }
+
define void @test_fadd_s32() #0 { ret void }
define void @test_fadd_s64() #0 { ret void }
@@ -830,6 +832,34 @@ body: |
...
---
+name: test_br
+# CHECK-LABEL: name: test_br
+legalized: true
+regBankSelected: false
+# CHECK: regBankSelected: true
+selected: false
+registers:
+ - { id: 0, class: _ }
+# CHECK: { id: 0, class: gprb, preferred-register: '' }
+# Check that we map the condition of the G_BRCOND into the GPR.
+# For the G_BR, there are no registers to map, but make sure we don't crash.
+body: |
+ bb.0:
+ successors: %bb.1(0x40000000), %bb.2(0x40000000)
+ liveins: %r0
+
+ %0(s1) = COPY %r0
+ G_BRCOND %0(s1), %bb.1
+ G_BR %bb.2
+
+ bb.1:
+ BX_RET 14, _
+
+ bb.2:
+ BX_RET 14, _
+
+...
+---
name: test_fadd_s32
# CHECK-LABEL: name: test_fadd_s32
legalized: true