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Diffstat (limited to 'test/CodeGen/AVR/alloca.ll')
| -rw-r--r-- | test/CodeGen/AVR/alloca.ll | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/test/CodeGen/AVR/alloca.ll b/test/CodeGen/AVR/alloca.ll deleted file mode 100644 index 37c0e62b55fd..000000000000 --- a/test/CodeGen/AVR/alloca.ll +++ /dev/null @@ -1,84 +0,0 @@ -; RUN: llc < %s -march=avr -mattr=avr6 | FileCheck %s - -declare i16 @allocate(i16*, i16*) - -; Test taking an address of an alloca with a small offset (adiw) -define i16 @alloca_addressof_small() { -entry: -; CHECK-LABEL: alloca_addressof_small: -; Test that Y is saved -; CHECK: push r28 -; CHECK: push r29 -; CHECK: movw r24, r28 -; CHECK: adiw r24, 17 -; CHECK: movw {{.*}}, r28 -; CHECK: adiw {{.*}}, 39 -; CHECK: movw r22, {{.*}} -; CHECK: pop r29 -; CHECK: pop r28 - %p = alloca [18 x i16] - %k = alloca [14 x i16] - %arrayidx = getelementptr inbounds [14 x i16], [14 x i16]* %k, i16 0, i16 8 - %arrayidx1 = getelementptr inbounds [18 x i16], [18 x i16]* %p, i16 0, i16 5 - %call = call i16 @allocate(i16* %arrayidx, i16* %arrayidx1) - ret i16 %call -} - -; Test taking an address of an alloca with a big offset (subi/sbci pair) -define i16 @alloca_addressof_big() { -entry: -; CHECK-LABEL: alloca_addressof_big: -; CHECK: movw r24, r28 -; CHECK: adiw r24, 17 -; CHECK: movw r22, r28 -; CHECK: subi r22, 145 -; CHECK: sbci r23, 255 - %p = alloca [55 x i16] - %k = alloca [14 x i16] - %arrayidx = getelementptr inbounds [14 x i16], [14 x i16]* %k, i16 0, i16 8 - %arrayidx1 = getelementptr inbounds [55 x i16], [55 x i16]* %p, i16 0, i16 41 - %call = call i16 @allocate(i16* %arrayidx, i16* %arrayidx1) - ret i16 %call -} - -; Test writing to an allocated variable with a small and a big offset -define i16 @alloca_write(i16 %x) { -entry: -; CHECK-LABEL: alloca_write: -; Small offset here -; CHECK: std Y+23, {{.*}} -; CHECK: std Y+24, {{.*}} -; Big offset here -; CHECK: adiw r28, 57 -; CHECK: std Y+62, {{.*}} -; CHECK: std Y+63, {{.*}} -; CHECK: sbiw r28, 57 - %p = alloca [15 x i16] - %k = alloca [14 x i16] - %arrayidx = getelementptr inbounds [15 x i16], [15 x i16]* %p, i16 0, i16 45 - store i16 22, i16* %arrayidx - %arrayidx1 = getelementptr inbounds [14 x i16], [14 x i16]* %k, i16 0, i16 11 - store i16 42, i16* %arrayidx1 - %arrayidx2 = getelementptr inbounds [14 x i16], [14 x i16]* %k, i16 0, i16 0 - %arrayidx3 = getelementptr inbounds [15 x i16], [15 x i16]* %p, i16 0, i16 0 - %call = call i16 @allocate(i16* %arrayidx2, i16* %arrayidx3) - ret i16 %call -} - -; Test writing to an allocated variable with a huge offset that cant be -; materialized with adiw/sbiw but with a subi/sbci pair. -define void @alloca_write_huge() { -; CHECK-LABEL: alloca_write_huge: -; CHECK: subi r28, 41 -; CHECK: sbci r29, 255 -; CHECK: std Y+62, {{.*}} -; CHECK: std Y+63, {{.*}} -; CHECK: subi r28, 215 -; CHECK: sbci r29, 0 - %k = alloca [140 x i16] - %arrayidx = getelementptr inbounds [140 x i16], [140 x i16]* %k, i16 0, i16 138 - store i16 22, i16* %arrayidx - %arraydecay = getelementptr inbounds [140 x i16], [140 x i16]* %k, i16 0, i16 0 - call i16 @allocate(i16* %arraydecay, i16* null) - ret void -} |
