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Diffstat (limited to 'test/CodeGen/SystemZ/cond-store-05.ll')
| -rw-r--r-- | test/CodeGen/SystemZ/cond-store-05.ll | 204 |
1 files changed, 0 insertions, 204 deletions
diff --git a/test/CodeGen/SystemZ/cond-store-05.ll b/test/CodeGen/SystemZ/cond-store-05.ll deleted file mode 100644 index 51a9f6c42ab0..000000000000 --- a/test/CodeGen/SystemZ/cond-store-05.ll +++ /dev/null @@ -1,204 +0,0 @@ -; Test f32 conditional stores that are presented as selects. -; -; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s - -declare void @foo(float *) - -; Test with the loaded value first. -define void @f1(float *%ptr, float %alt, i32 %limit) { -; CHECK-LABEL: f1: -; CHECK-NOT: %r2 -; CHECK: blr %r14 -; CHECK-NOT: %r2 -; CHECK: ste %f0, 0(%r2) -; CHECK: br %r14 - %cond = icmp ult i32 %limit, 420 - %orig = load float , float *%ptr - %res = select i1 %cond, float %orig, float %alt - store float %res, float *%ptr - ret void -} - -; ...and with the loaded value second -define void @f2(float *%ptr, float %alt, i32 %limit) { -; CHECK-LABEL: f2: -; CHECK-NOT: %r2 -; CHECK: bher %r14 -; CHECK-NOT: %r2 -; CHECK: ste %f0, 0(%r2) -; CHECK: br %r14 - %cond = icmp ult i32 %limit, 420 - %orig = load float , float *%ptr - %res = select i1 %cond, float %alt, float %orig - store float %res, float *%ptr - ret void -} - -; Check the high end of the aligned STE range. -define void @f3(float *%base, float %alt, i32 %limit) { -; CHECK-LABEL: f3: -; CHECK-NOT: %r2 -; CHECK: blr %r14 -; CHECK-NOT: %r2 -; CHECK: ste %f0, 4092(%r2) -; CHECK: br %r14 - %ptr = getelementptr float, float *%base, i64 1023 - %cond = icmp ult i32 %limit, 420 - %orig = load float , float *%ptr - %res = select i1 %cond, float %orig, float %alt - store float %res, float *%ptr - ret void -} - -; Check the next word up, which should use STEY instead of STE. -define void @f4(float *%base, float %alt, i32 %limit) { -; CHECK-LABEL: f4: -; CHECK-NOT: %r2 -; CHECK: blr %r14 -; CHECK-NOT: %r2 -; CHECK: stey %f0, 4096(%r2) -; CHECK: br %r14 - %ptr = getelementptr float, float *%base, i64 1024 - %cond = icmp ult i32 %limit, 420 - %orig = load float , float *%ptr - %res = select i1 %cond, float %orig, float %alt - store float %res, float *%ptr - ret void -} - -; Check the high end of the aligned STEY range. -define void @f5(float *%base, float %alt, i32 %limit) { -; CHECK-LABEL: f5: -; CHECK-NOT: %r2 -; CHECK: blr %r14 -; CHECK-NOT: %r2 -; CHECK: stey %f0, 524284(%r2) -; CHECK: br %r14 - %ptr = getelementptr float, float *%base, i64 131071 - %cond = icmp ult i32 %limit, 420 - %orig = load float , float *%ptr - %res = select i1 %cond, float %orig, float %alt - store float %res, float *%ptr - ret void -} - -; Check the next word up, which needs separate address logic. -; Other sequences besides this one would be OK. -define void @f6(float *%base, float %alt, i32 %limit) { -; CHECK-LABEL: f6: -; CHECK-NOT: %r2 -; CHECK: blr %r14 -; CHECK-NOT: %r2 -; CHECK: agfi %r2, 524288 -; CHECK: ste %f0, 0(%r2) -; CHECK: br %r14 - %ptr = getelementptr float, float *%base, i64 131072 - %cond = icmp ult i32 %limit, 420 - %orig = load float , float *%ptr - %res = select i1 %cond, float %orig, float %alt - store float %res, float *%ptr - ret void -} - -; Check the low end of the STEY range. -define void @f7(float *%base, float %alt, i32 %limit) { -; CHECK-LABEL: f7: -; CHECK-NOT: %r2 -; CHECK: blr %r14 -; CHECK-NOT: %r2 -; CHECK: stey %f0, -524288(%r2) -; CHECK: br %r14 - %ptr = getelementptr float, float *%base, i64 -131072 - %cond = icmp ult i32 %limit, 420 - %orig = load float , float *%ptr - %res = select i1 %cond, float %orig, float %alt - store float %res, float *%ptr - ret void -} - -; Check the next word down, which needs separate address logic. -; Other sequences besides this one would be OK. -define void @f8(float *%base, float %alt, i32 %limit) { -; CHECK-LABEL: f8: -; CHECK-NOT: %r2 -; CHECK: blr %r14 -; CHECK-NOT: %r2 -; CHECK: agfi %r2, -524292 -; CHECK: ste %f0, 0(%r2) -; CHECK: br %r14 - %ptr = getelementptr float, float *%base, i64 -131073 - %cond = icmp ult i32 %limit, 420 - %orig = load float , float *%ptr - %res = select i1 %cond, float %orig, float %alt - store float %res, float *%ptr - ret void -} - -; Check that STEY allows an index. -define void @f9(i64 %base, i64 %index, float %alt, i32 %limit) { -; CHECK-LABEL: f9: -; CHECK-NOT: %r2 -; CHECK: blr %r14 -; CHECK-NOT: %r2 -; CHECK: stey %f0, 4096(%r3,%r2) -; CHECK: br %r14 - %add1 = add i64 %base, %index - %add2 = add i64 %add1, 4096 - %ptr = inttoptr i64 %add2 to float * - %cond = icmp ult i32 %limit, 420 - %orig = load float , float *%ptr - %res = select i1 %cond, float %orig, float %alt - store float %res, float *%ptr - ret void -} - -; Check that volatile loads are not matched. -define void @f10(float *%ptr, float %alt, i32 %limit) { -; CHECK-LABEL: f10: -; CHECK: le {{%f[0-5]}}, 0(%r2) -; CHECK: {{jl|jnl}} [[LABEL:[^ ]*]] -; CHECK: [[LABEL]]: -; CHECK: ste {{%f[0-5]}}, 0(%r2) -; CHECK: br %r14 - %cond = icmp ult i32 %limit, 420 - %orig = load volatile float , float *%ptr - %res = select i1 %cond, float %orig, float %alt - store float %res, float *%ptr - ret void -} - -; ...likewise stores. In this case we should have a conditional load into %f0. -define void @f11(float *%ptr, float %alt, i32 %limit) { -; CHECK-LABEL: f11: -; CHECK: jhe [[LABEL:[^ ]*]] -; CHECK: le %f0, 0(%r2) -; CHECK: [[LABEL]]: -; CHECK: ste %f0, 0(%r2) -; CHECK: br %r14 - %cond = icmp ult i32 %limit, 420 - %orig = load float , float *%ptr - %res = select i1 %cond, float %orig, float %alt - store volatile float %res, float *%ptr - ret void -} - -; Try a frame index base. -define void @f12(float %alt, i32 %limit) { -; CHECK-LABEL: f12: -; CHECK: brasl %r14, foo@PLT -; CHECK-NOT: %r15 -; CHECK: jl [[LABEL:[^ ]*]] -; CHECK-NOT: %r15 -; CHECK: ste {{%f[0-9]+}}, {{[0-9]+}}(%r15) -; CHECK: [[LABEL]]: -; CHECK: brasl %r14, foo@PLT -; CHECK: br %r14 - %ptr = alloca float - call void @foo(float *%ptr) - %cond = icmp ult i32 %limit, 420 - %orig = load float , float *%ptr - %res = select i1 %cond, float %orig, float %alt - store float %res, float *%ptr - call void @foo(float *%ptr) - ret void -} |
