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-rw-r--r--llvm/test/CodeGen/ARM/GlobalISel/arm-regbankselect.mir85
1 files changed, 85 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/ARM/GlobalISel/arm-regbankselect.mir b/llvm/test/CodeGen/ARM/GlobalISel/arm-regbankselect.mir
index 175333626f9..7821a65f120 100644
--- a/llvm/test/CodeGen/ARM/GlobalISel/arm-regbankselect.mir
+++ b/llvm/test/CodeGen/ARM/GlobalISel/arm-regbankselect.mir
@@ -44,6 +44,9 @@
define void @test_br() { ret void }
+ define void @test_phi_s32() { ret void }
+ define void @test_phi_s64() #0 { ret void }
+
define void @test_fadd_s32() #0 { ret void }
define void @test_fadd_s64() #0 { ret void }
@@ -800,6 +803,88 @@ body: |
...
---
+name: test_phi_s32
+# CHECK-LABEL: name: test_phi_s32
+legalized: true
+regBankSelected: false
+# CHECK: regBankSelected: true
+selected: false
+tracksRegLiveness: true
+registers:
+ - { id: 0, class: _ }
+ - { id: 1, class: _ }
+ - { id: 2, class: _ }
+ - { id: 3, class: _ }
+ - { id: 4, class: _ }
+# CHECK: { id: 0, class: gprb, preferred-register: '' }
+# CHECK: { id: 1, class: gprb, preferred-register: '' }
+# CHECK: { id: 2, class: gprb, preferred-register: '' }
+# CHECK: { id: 3, class: gprb, preferred-register: '' }
+# CHECK: { id: 4, class: gprb, preferred-register: '' }
+body: |
+ bb.0:
+ successors: %bb.1(0x40000000), %bb.2(0x40000000)
+ liveins: %r0, %r1, %r2
+
+ %0(s32) = COPY %r0
+ %1(s1) = G_TRUNC %0(s32)
+
+ %2(s32) = COPY %r1
+ %3(s32) = COPY %r2
+
+ G_BRCOND %1(s1), %bb.1
+ G_BR %bb.2
+
+ bb.1:
+ successors: %bb.2(0x80000000)
+
+ bb.2:
+ %4(s32) = G_PHI %2(s32), %bb.0, %3(s32), %bb.1
+ %r0 = COPY %4(s32)
+ BX_RET 14, %noreg, implicit %r0
+...
+---
+name: test_phi_s64
+# CHECK-LABEL: name: test_phi_s64
+legalized: true
+regBankSelected: false
+# CHECK: regBankSelected: true
+selected: false
+tracksRegLiveness: true
+registers:
+ - { id: 0, class: _ }
+ - { id: 1, class: _ }
+ - { id: 2, class: _ }
+ - { id: 3, class: _ }
+ - { id: 4, class: _ }
+# CHECK: { id: 0, class: gprb, preferred-register: '' }
+# CHECK: { id: 1, class: gprb, preferred-register: '' }
+# CHECK: { id: 2, class: fprb, preferred-register: '' }
+# CHECK: { id: 3, class: fprb, preferred-register: '' }
+# CHECK: { id: 4, class: fprb, preferred-register: '' }
+body: |
+ bb.0:
+ successors: %bb.1(0x40000000), %bb.2(0x40000000)
+ liveins: %r0, %d0, %d1
+
+ %0(s32) = COPY %r0
+ %1(s1) = G_TRUNC %0(s32)
+
+ %2(s64) = COPY %d0
+ %3(s64) = COPY %d1
+
+ G_BRCOND %1(s1), %bb.1
+ G_BR %bb.2
+
+ bb.1:
+ successors: %bb.2(0x80000000)
+
+ bb.2:
+ %4(s64) = G_PHI %2(s64), %bb.0, %3(s64), %bb.1
+ %d0 = COPY %4(s64)
+ BX_RET 14, %noreg, implicit %d0
+...
+---
name: test_fadd_s32
# CHECK-LABEL: name: test_fadd_s32
legalized: true
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