Tests for cmp / br_cc / select_cc

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75949 91177308-0d34-0410-b5e6-96231b3b80d8

5 files changed, 570 insertions, 0 deletions

diff --git a/test/CodeGen/SystemZ/07-BrCond.ll b/test/CodeGen/SystemZ/07-BrCond.ll
new file mode 100644
index 0000000..5e30e0e
--- /dev/null
+++ b/test/CodeGen/SystemZ/07-BrCond.ll
@@ -0,0 +1,141 @@
+; RUN: llvm-as < %s | llc | grep je  | count 1
+; RUN: llvm-as < %s | llc | grep jne | count 1
+; RUN: llvm-as < %s | llc | grep jhe | count 2
+; RUN: llvm-as < %s | llc | grep jle | count 2
+; RUN: llvm-as < %s | llc | grep jh  | count 4
+; RUN: llvm-as < %s | llc | grep jl  | count 4
+
+target datalayout = "E-p:64:64:64-i1:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128"
+target triple = "s390x-unknown-linux-gnu"
+
+define void @foo(i64 %a, i64 %b) nounwind {
+entry:
+	%cmp = icmp ult i64 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+declare void @bar()
+
+define void @foo1(i64 %a, i64 %b) nounwind {
+entry:
+	%cmp = icmp ugt i64 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo2(i64 %a, i64 %b) nounwind {
+entry:
+	%cmp = icmp ugt i64 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo3(i64 %a, i64 %b) nounwind {
+entry:
+	%cmp = icmp ult i64 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo4(i64 %a, i64 %b) nounwind {
+entry:
+	%cmp = icmp eq i64 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo5(i64 %a, i64 %b) nounwind {
+entry:
+	%cmp = icmp eq i64 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo6(i64 %a, i64 %b) nounwind {
+entry:
+	%cmp = icmp slt i64 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo7(i64 %a, i64 %b) nounwind {
+entry:
+	%cmp = icmp sgt i64 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo8(i64 %a, i64 %b) nounwind {
+entry:
+	%cmp = icmp sgt i64 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo9(i64 %a, i64 %b) nounwind {
+entry:
+	%cmp = icmp slt i64 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
diff --git a/test/CodeGen/SystemZ/07-BrCond32.ll b/test/CodeGen/SystemZ/07-BrCond32.ll
new file mode 100644
index 0000000..53e32d8
--- /dev/null
+++ b/test/CodeGen/SystemZ/07-BrCond32.ll
@@ -0,0 +1,142 @@
+; RUN: llvm-as < %s | llc | grep je  | count 1
+; RUN: llvm-as < %s | llc | grep jne | count 1
+; RUN: llvm-as < %s | llc | grep jhe | count 2
+; RUN: llvm-as < %s | llc | grep jle | count 2
+; RUN: llvm-as < %s | llc | grep jh  | count 4
+; RUN: llvm-as < %s | llc | grep jl  | count 4
+
+
+target datalayout = "E-p:64:64:64-i1:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128"
+target triple = "s390x-unknown-linux-gnu"
+
+define void @foo(i32 %a, i32 %b) nounwind {
+entry:
+	%cmp = icmp ult i32 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+declare void @bar()
+
+define void @foo1(i32 %a, i32 %b) nounwind {
+entry:
+	%cmp = icmp ugt i32 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo2(i32 %a, i32 %b) nounwind {
+entry:
+	%cmp = icmp ugt i32 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo3(i32 %a, i32 %b) nounwind {
+entry:
+	%cmp = icmp ult i32 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo4(i32 %a, i32 %b) nounwind {
+entry:
+	%cmp = icmp eq i32 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo5(i32 %a, i32 %b) nounwind {
+entry:
+	%cmp = icmp eq i32 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo6(i32 %a, i32 %b) nounwind {
+entry:
+	%cmp = icmp slt i32 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo7(i32 %a, i32 %b) nounwind {
+entry:
+	%cmp = icmp sgt i32 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo8(i32 %a, i32 %b) nounwind {
+entry:
+	%cmp = icmp sgt i32 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo9(i32 %a, i32 %b) nounwind {
+entry:
+	%cmp = icmp slt i32 %a, %b		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
diff --git a/test/CodeGen/SystemZ/07-CmpImm.ll b/test/CodeGen/SystemZ/07-CmpImm.ll
new file mode 100644
index 0000000..abbfbab
--- /dev/null
+++ b/test/CodeGen/SystemZ/07-CmpImm.ll
@@ -0,0 +1,137 @@
+; RUN: llvm-as < %s | llc | grep cgfi | count 8
+; RUN: llvm-as < %s | llc | grep clgfi | count 2
+
+target datalayout = "E-p:64:64:64-i1:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128"
+target triple = "s390x-unknown-linux-gnu"
+
+define void @foo(i64 %a, i64 %b) nounwind {
+entry:
+	%cmp = icmp eq i64 %a, 0		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+declare void @bar()
+
+define void @foo1(i64 %a, i64 %b) nounwind {
+entry:
+	%cmp = icmp ugt i64 %a, 1		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo2(i64 %a, i64 %b) nounwind {
+entry:
+	%cmp = icmp ugt i64 %a, 1		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo3(i64 %a) nounwind {
+entry:
+	%cmp = icmp eq i64 %a, 0		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo4(i64 %a) nounwind {
+entry:
+	%cmp = icmp eq i64 %a, 1		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo5(i64 %a) nounwind {
+entry:
+	%cmp = icmp eq i64 %a, 1		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo6(i64 %a) nounwind {
+entry:
+	%cmp = icmp slt i64 %a, 1		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo7(i64 %a) nounwind {
+entry:
+	%cmp = icmp sgt i64 %a, 1		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo8(i64 %a) nounwind {
+entry:
+	%cmp = icmp sgt i64 %a, 1		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo9(i64 %a) nounwind {
+entry:
+	%cmp = icmp slt i64 %a, 1		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
diff --git a/test/CodeGen/SystemZ/07-CmpImm32.ll b/test/CodeGen/SystemZ/07-CmpImm32.ll
new file mode 100644
index 0000000..ae51114
--- /dev/null
+++ b/test/CodeGen/SystemZ/07-CmpImm32.ll
@@ -0,0 +1,139 @@
+; RUN: llvm-as < %s | llc | grep jl  | count 3
+; RUN: llvm-as < %s | llc | grep jh  | count 3
+; RUN: llvm-as < %s | llc | grep je  | count 2
+; RUN: llvm-as < %s | llc | grep jne | count 2
+
+target datalayout = "E-p:64:64:64-i1:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128"
+target triple = "s390x-unknown-linux-gnu"
+
+define void @foo(i32 %a, i32 %b) nounwind {
+entry:
+	%cmp = icmp eq i32 %a, 0		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+declare void @bar()
+
+define void @foo1(i32 %a, i32 %b) nounwind {
+entry:
+	%cmp = icmp ugt i32 %a, 1		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo2(i32 %a, i32 %b) nounwind {
+entry:
+	%cmp = icmp ugt i32 %a, 1		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo3(i32 %a) nounwind {
+entry:
+	%cmp = icmp eq i32 %a, 0		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo4(i32 %a) nounwind {
+entry:
+	%cmp = icmp eq i32 %a, 1		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo5(i32 %a) nounwind {
+entry:
+	%cmp = icmp eq i32 %a, 1		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo6(i32 %a) nounwind {
+entry:
+	%cmp = icmp slt i32 %a, 1		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo7(i32 %a) nounwind {
+entry:
+	%cmp = icmp sgt i32 %a, 1		; <i1> [#uses=1]
+	br i1 %cmp, label %if.then, label %if.end
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo8(i32 %a) nounwind {
+entry:
+	%cmp = icmp sgt i32 %a, 1		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
+
+define void @foo9(i32 %a) nounwind {
+entry:
+	%cmp = icmp slt i32 %a, 1		; <i1> [#uses=1]
+	br i1 %cmp, label %if.end, label %if.then
+
+if.then:		; preds = %entry
+	tail call void @bar() nounwind
+	ret void
+
+if.end:		; preds = %entry
+	ret void
+}
diff --git a/test/CodeGen/SystemZ/07-SelectCC.ll b/test/CodeGen/SystemZ/07-SelectCC.ll
new file mode 100644
index 0000000..dac9c48
--- /dev/null
+++ b/test/CodeGen/SystemZ/07-SelectCC.ll
@@ -0,0 +1,11 @@
+; RUN: llvm-as < %s | llc | grep clgr
+
+target datalayout = "E-p:64:64:64-i1:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128"
+target triple = "s390x-unknown-linux-gnu"
+
+define i64 @foo(i64 %a, i64 %b) nounwind readnone {
+entry:
+	%cmp = icmp ult i64 %a, %b		; <i1> [#uses=1]
+	%cond = select i1 %cmp, i64 %a, i64 %b		; <i64> [#uses=1]
+	ret i64 %cond
+}