aboutsummaryrefslogtreecommitdiff
path: root/test/CodeGen/AArch64/spill-fold.ll
diff options
context:
space:
mode:
Diffstat (limited to 'test/CodeGen/AArch64/spill-fold.ll')
-rw-r--r--test/CodeGen/AArch64/spill-fold.ll78
1 files changed, 0 insertions, 78 deletions
diff --git a/test/CodeGen/AArch64/spill-fold.ll b/test/CodeGen/AArch64/spill-fold.ll
deleted file mode 100644
index d0055d71808d..000000000000
--- a/test/CodeGen/AArch64/spill-fold.ll
+++ /dev/null
@@ -1,78 +0,0 @@
-; RUN: llc -verify-machineinstrs -o - %s -mtriple=aarch64-linux-gnu | FileCheck %s
-
-declare i32 @bar()
-declare i32 @baz()
-
-; Check that the spill of the zero value gets stored directly instead
-; of being copied from wzr and then stored.
-define i32 @test_zr_spill_fold1(i1 %c) {
-; CHECK-LABEL: test_zr_spill_fold1:
-entry:
- br i1 %c, label %if.else, label %if.then
-
-if.else:
-; CHECK: bl bar
-; CHECK-NEXT: str w0, [sp, #[[SLOT:[0-9]+]]]
- %call1 = tail call i32 @bar()
- br label %if.end
-
-if.then:
-; CHECK: bl baz
-; CHECK-NEXT: str wzr, [sp, #[[SLOT]]]
- %call2 = tail call i32 @baz()
- br label %if.end
-
-if.end:
- %x.0 = phi i32 [ 0, %if.then ], [ %call1, %if.else ]
- call void asm sideeffect "", "~{x0},~{x1},~{x2},~{x3},~{x4},~{x5},~{x6},~{x7},~{x8},~{x9},~{x10},~{x11},~{x12},~{x13},~{x14},~{x15},~{x16},~{x17},~{x18},~{x19},~{x20},~{x21},~{x22},~{x23},~{x24},~{x25},~{x26},~{x27},~{x28},~{fp},~{lr},~{sp}"() nounwind
- ret i32 %x.0
-}
-
-; Similar to test_zr_spill_fold1, but with mis-matched register
-; class between %x.0 and the 0 from %if.then.
-define i32 @test_zr_spill_fold2(i1 %c) {
-; CHECK-LABEL: test_zr_spill_fold2:
-entry:
- br i1 %c, label %if.else, label %if.then
-
-if.else:
-; CHECK: bl bar
-; CHECK-NEXT: str w0, [sp, #[[SLOT:[0-9]+]]]
- %call1 = tail call i32 @bar()
- br label %if.end
-
-if.then:
-; CHECK: bl baz
-; CHECK-NEXT: str wzr, [sp, #[[SLOT]]]
- %call2 = tail call i32 @baz()
- br label %if.end
-
-if.end:
- %x.0 = phi i32 [ 0, %if.then ], [ %call1, %if.else ]
- call void asm sideeffect "", "~{x0},~{x1},~{x2},~{x3},~{x4},~{x5},~{x6},~{x7},~{x8},~{x9},~{x10},~{x11},~{x12},~{x13},~{x14},~{x15},~{x16},~{x17},~{x18},~{x19},~{x20},~{x21},~{x22},~{x23},~{x24},~{x25},~{x26},~{x27},~{x28},~{fp},~{lr},~{sp}"() nounwind
- %x.1 = add i32 %x.0, 1
- ret i32 %x.1
-}
-
-; Similar to test_zr_spill_fold1, but with a cross register-class copy feeding a spill store.
-define float @test_cross_spill_fold(i32 %v) {
-; CHECK-LABEL: test_cross_spill_fold:
-entry:
-; CHECK: str w0, [sp, #[[SLOT:[0-9]+]]]
- %v.f = bitcast i32 %v to float
- call void asm sideeffect "", "~{x0},~{x1},~{x2},~{x3},~{x4},~{x5},~{x6},~{x7},~{x8},~{x9},~{x10},~{x11},~{x12},~{x13},~{x14},~{x15},~{x16},~{x17},~{x18},~{x19},~{x20},~{x21},~{x22},~{x23},~{x24},~{x25},~{x26},~{x27},~{x28},~{fp},~{lr},~{sp},~{s0},~{s1},~{s2},~{s3},~{s4},~{s5},~{s6},~{s7},~{s8},~{s9},~{s10},~{s11},~{s12},~{s13},~{s14},~{s15},~{s16},~{s17},~{s18},~{s19},~{s20},~{s21},~{s22},~{s23},~{s24},~{s25},~{s26},~{s27},~{s28},~{s29},~{s30},~{s31}"() nounwind
-; CHECK: ldr s0, [sp, #[[SLOT]]]
- ret float %v.f
-}
-
-; Similar to test_cross_spill_fold, but with a cross register-class copy fed by a refill load.
-define float @test_cross_spill_fold2(i32 %v) {
-; CHECK-LABEL: test_cross_spill_fold2:
-entry:
-; CHECK: str w0, [sp, #[[SLOT:[0-9]+]]]
- call void asm sideeffect "", "~{x0},~{x1},~{x2},~{x3},~{x4},~{x5},~{x6},~{x7},~{x8},~{x9},~{x10},~{x11},~{x12},~{x13},~{x14},~{x15},~{x16},~{x17},~{x18},~{x19},~{x20},~{x21},~{x22},~{x23},~{x24},~{x25},~{x26},~{x27},~{x28},~{fp},~{lr},~{sp},~{s0},~{s1},~{s2},~{s3},~{s4},~{s5},~{s6},~{s7},~{s8},~{s9},~{s10},~{s11},~{s12},~{s13},~{s14},~{s15},~{s16},~{s17},~{s18},~{s19},~{s20},~{s21},~{s22},~{s23},~{s24},~{s25},~{s26},~{s27},~{s28},~{s29},~{s30},~{s31}"() nounwind
-; CHECK: ldr s0, [sp, #[[SLOT]]]
- %v.f = bitcast i32 %v to float
- ret float %v.f
-}
-