Imported Upstream version 5.18.0.205

Former-commit-id: 7f59f7e792705db773f1caecdaa823092f4e2927

external/llvm/test/CodeGen/MIR/Mips/expected-global-value-or-symbol-after-call-entry.mir

@@ -0,0 +1,41 @@
+# RUN: not llc -march=mipsel -mattr=mips16 -relocation-model=pic -run-pass none -o /dev/null %s 2>&1 | FileCheck %s
+--- |
+  define i32 @test(i32 %a) {
+  entry:
+    %call = call i32 @foo(i32 %a)
+    ret i32 0
+  }
+
+  declare i32 @foo(i32)
+...
+---
+name:            test
+tracksRegLiveness: true
+liveins:
+  - { reg: '%a0' }
+frameInfo:
+  stackSize:       24
+  maxAlignment:    4
+  adjustsStack:    true
+  hasCalls:        true
+  maxCallFrameSize: 16
+stack:
+  - { id: 0, type: spill-slot, offset: -4, size: 4, alignment: 4,
+      callee-saved-register: '%ra' }
+body: |
+  bb.0.entry:
+    liveins: %a0, %ra
+
+    Save16 %ra, 24, implicit-def %sp, implicit %sp
+    %v0, %v1 = GotPrologue16 $_gp_disp, $_gp_disp
+    %v0 = SllX16 killed %v0, 16
+    %v0 = AdduRxRyRz16 killed %v1, killed %v0
+  ; CHECK: [[@LINE+1]]:67: expected a global value or an external symbol after 'call-entry'
+    %v1 = LwRxRyOffMemX16 %v0, @foo, 0 :: (load 4 from call-entry foo)
+    %t9 = COPY %v1
+    %gp = COPY killed %v0
+    JumpLinkReg16 killed %v1, csr_o32, implicit-def %ra, implicit killed %t9, implicit %a0, implicit killed %gp, implicit-def %sp, implicit-def dead %v0
+    %v0 = LiRxImmX16 0
+    %ra = Restore16 24, implicit-def %sp, implicit %sp
+    RetRA16 implicit %v0
+...

external/llvm/test/CodeGen/MIR/Mips/lit.local.cfg

@@ -0,0 +1,2 @@
+if not 'Mips' in config.root.targets:
+    config.unsupported = True

external/llvm/test/CodeGen/MIR/Mips/memory-operands.mir

@@ -0,0 +1,102 @@
+# RUN: llc -march=mipsel -mattr=mips16 -relocation-model=pic -run-pass none -o - %s | FileCheck %s
+# This test ensures that the MIR parser parses the call entry pseudo source
+# values in memory operands correctly.
+
+--- |
+  define i32 @test(i32 %a) {
+  entry:
+    %call = call i32 @foo(i32 %a)
+    ret i32 0
+  }
+
+  declare i32 @foo(i32)
+
+  define float @test2() #0 {
+  entry:
+    %call = tail call float bitcast (float (...)* @g to float ()*)()
+    call void @__mips16_ret_sf(float %call)
+    ret float %call
+  }
+
+  declare float @g(...)
+
+  declare void @__mips16_ret_sf(float) #1
+
+  attributes #0 = { "saveS2" }
+  attributes #1 = { noinline readnone "__Mips16RetHelper" }
+...
+---
+name:            test
+tracksRegLiveness: true
+liveins:
+  - { reg: '%a0' }
+frameInfo:
+  stackSize:       24
+  maxAlignment:    4
+  adjustsStack:    true
+  hasCalls:        true
+  maxCallFrameSize: 16
+stack:
+  - { id: 0, type: spill-slot, offset: -4, size: 4, alignment: 4,
+      callee-saved-register: '%ra' }
+body:             |
+  bb.0.entry:
+    liveins: %a0, %ra
+
+    Save16 %ra, 24, implicit-def %sp, implicit %sp
+    CFI_INSTRUCTION def_cfa_offset 24
+    CFI_INSTRUCTION offset %ra_64, -4
+    %v0, %v1 = GotPrologue16 $_gp_disp, $_gp_disp
+    %v0 = SllX16 killed %v0, 16
+    %v0 = AdduRxRyRz16 killed %v1, killed %v0
+  ; CHECK-LABEL: name: test
+  ; CHECK: %v1 = LwRxRyOffMemX16 %v0, @foo :: (load 4 from call-entry @foo)
+    %v1 = LwRxRyOffMemX16 %v0, @foo :: (load 4 from call-entry @foo)
+    %t9 = COPY %v1
+    %gp = COPY killed %v0
+    JumpLinkReg16 killed %v1, csr_o32, implicit-def %ra, implicit killed %t9, implicit %a0, implicit killed %gp, implicit-def %sp, implicit-def dead %v0
+    %v0 = LiRxImmX16 0
+    %ra = Restore16 24, implicit-def %sp, implicit %sp
+    RetRA16 implicit %v0
+...
+---
+name:            test2
+tracksRegLiveness: true
+frameInfo:
+  stackSize:       32
+  maxAlignment:    4
+  adjustsStack:    true
+  hasCalls:        true
+  maxCallFrameSize: 16
+stack:
+  - { id: 0, type: spill-slot, offset: -4, size: 4, alignment: 4,
+      callee-saved-register: '%ra' }
+  - { id: 1, type: spill-slot, offset: -8, size: 4, alignment: 4,
+      callee-saved-register: '%s2' }
+  - { id: 2, type: spill-slot, offset: -12, size: 4, alignment: 4,
+      callee-saved-register: '%s0' }
+body:             |
+  bb.0.entry:
+    liveins: %ra, %s2, %s0, %ra, %s2, %s0
+
+    SaveX16 %s0, %ra, %s2, 32, implicit-def %sp, implicit %sp
+    CFI_INSTRUCTION def_cfa_offset 32
+    CFI_INSTRUCTION offset %ra_64, -4
+    CFI_INSTRUCTION offset %s2_64, -8
+    CFI_INSTRUCTION offset %s0_64, -12
+    %v0, %v1 = GotPrologue16 $_gp_disp, $_gp_disp
+    %v0 = SllX16 killed %v0, 16
+    %s0 = AdduRxRyRz16 killed %v1, killed %v0
+    %v0 = LwRxRyOffMemX16 %s0, @g :: (load 4 from call-entry @g)
+  ; CHECK-LABEL: test2
+  ; CHECK: %v1 = LwRxRyOffMemX16 %s0, $__mips16_call_stub_sf_0 :: (load 4 from call-entry $__mips16_call_stub_sf_0)
+    %v1 = LwRxRyOffMemX16 %s0, $__mips16_call_stub_sf_0 :: (load 4 from call-entry $__mips16_call_stub_sf_0)
+    %gp = COPY %s0
+    JumpLinkReg16 killed %v1, csr_o32, implicit-def %ra, implicit %v0, implicit killed %gp, implicit-def %sp, implicit-def %v0
+    %v1 = LwRxRyOffMemX16 %s0, @__mips16_ret_sf :: (load 4 from call-entry @__mips16_ret_sf)
+    %t9 = COPY %v1
+    %gp = COPY killed %s0
+    JumpLinkReg16 killed %v1, csr_mips16rethelper, implicit-def %ra, implicit killed %t9, implicit %v0, implicit killed %gp, implicit-def %sp
+    %s0, %ra, %s2 = RestoreX16 32, implicit-def %sp, implicit %sp
+    RetRA16 implicit %v0
+...