Imported Upstream version 5.18.0.234

Former-commit-id: 8071ec1a8c5eaa9be24b41745add19297608001f

external/llvm/test/CodeGen/MIR/X86/basic-block-liveins.mir

@@ -1,65 +0,0 @@
-# RUN: llc -march=x86-64 -run-pass none -o - %s | FileCheck %s
-# This test ensures that the MIR parser parses basic block liveins correctly.
-
---- |
-
-  define i32 @test(i32 %a, i32 %b) {
-  body:
-    %c = add i32 %a, %b
-    ret i32 %c
-  }
-
-  define i32 @test2(i32 %a, i32 %b) {
-  body:
-    %c = add i32 %a, %b
-    ret i32 %c
-  }
-
-  define i32 @test3() {
-  body:
-    ret i32 0
-  }
-
-...
----
-name: test
-tracksRegLiveness: true
-body: |
-  ; CHECK-LABEL: bb.0.body:
-  ; CHECK-NEXT:    liveins: %edi, %esi
-  bb.0.body:
-    liveins: %edi, %esi
-
-    %eax = LEA64_32r killed %rdi, 1, killed %rsi, 0, _
-    RETQ %eax
-...
----
-name: test2
-tracksRegLiveness: true
-body: |
-  ; CHECK-LABEL: name: test2
-  ; Verify that we can have multiple lists of liveins that will be merged into
-  ; one.
-  ; CHECK:       bb.0.body:
-  ; CHECK-NEXT:    liveins: %edi, %esi
-  bb.0.body:
-    liveins: %edi
-    liveins: %esi
-
-    %eax = LEA64_32r killed %rdi, 1, killed %rsi, 0, _
-    RETQ %eax
-...
----
-name: test3
-tracksRegLiveness: true
-body: |
-  ; Verify that we can have an empty list of liveins.
-  ; CHECK-LABEL: name: test3
-  ; CHECK:       bb.0.body:
-  ; CHECK-NEXT:    %eax = MOV32r0 implicit-def dead %eflags
-  bb.0.body:
-    liveins:
-
-    %eax = MOV32r0 implicit-def dead %eflags
-    RETQ killed %eax
-...