94 changes: 94 additions & 0 deletions llvm/test/CodeGen/SystemZ/fp-strict-conv-12.ll
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; Test strict conversion of floating-point values to unsigned i64s (z10 only).
;
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s

; z10 doesn't have native support for unsigned fp-to-i64 conversions;
; they were added in z196 as the Convert to Logical family of instructions.
; Convert via signed i64s instead.
; Note that the strict expansion sequence must be used.

declare i64 @llvm.experimental.constrained.fptoui.i64.f32(float, metadata)
declare i64 @llvm.experimental.constrained.fptoui.i64.f64(double, metadata)
declare i64 @llvm.experimental.constrained.fptoui.i64.f128(fp128, metadata)

; Test f32->i64.
define i64 @f1(float %f) {
; CHECK-LABEL: f1:
; CHECK: # %bb.0:
; CHECK-NEXT: larl %r1, .LCPI0_0
; CHECK-NEXT: le %f2, 0(%r1)
; CHECK-NEXT: ler %f1, %f0
; CHECK-NEXT: sebr %f1, %f2
; CHECK-NEXT: cebr %f0, %f2
; CHECK-NEXT: jl .LBB0_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: ler %f0, %f1
; CHECK-NEXT: .LBB0_2:
; CHECK-NEXT: lghi %r0, 0
; CHECK-NEXT: jl .LBB0_4
; CHECK-NEXT: # %bb.3:
; CHECK-NEXT: llihh %r0, 32768
; CHECK-NEXT: .LBB0_4:
; CHECK-NEXT: cgebr %r2, 5, %f0
; CHECK-NEXT: xgr %r2, %r0
; CHECK-NEXT: br %r14
%conv = call i64 @llvm.experimental.constrained.fptoui.i64.f32(float %f,
metadata !"fpexcept.strict")
ret i64 %conv
}

; Test f64->i64.
define i64 @f2(double %f) {
; CHECK-LABEL: f2:
; CHECK: # %bb.0:
; CHECK-NEXT: larl %r1, .LCPI1_0
; CHECK-NEXT: ldeb %f2, 0(%r1)
; CHECK-NEXT: ldr %f1, %f0
; CHECK-NEXT: sdbr %f1, %f2
; CHECK-NEXT: cdbr %f0, %f2
; CHECK-NEXT: jl .LBB1_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: ldr %f0, %f1
; CHECK-NEXT: .LBB1_2:
; CHECK-NEXT: lghi %r0, 0
; CHECK-NEXT: jl .LBB1_4
; CHECK-NEXT: # %bb.3:
; CHECK-NEXT: llihh %r0, 32768
; CHECK-NEXT: .LBB1_4:
; CHECK-NEXT: cgdbr %r2, 5, %f0
; CHECK-NEXT: xgr %r2, %r0
; CHECK-NEXT: br %r14
%conv = call i64 @llvm.experimental.constrained.fptoui.i64.f64(double %f,
metadata !"fpexcept.strict")
ret i64 %conv
}

; Test f128->i64.
define i64 @f3(fp128 *%src) {
; CHECK-LABEL: f3:
; CHECK: # %bb.0:
; CHECK-NEXT: ld %f0, 0(%r2)
; CHECK-NEXT: ld %f2, 8(%r2)
; CHECK-NEXT: larl %r1, .LCPI2_0
; CHECK-NEXT: lxeb %f4, 0(%r1)
; CHECK-NEXT: lxr %f1, %f0
; CHECK-NEXT: sxbr %f1, %f4
; CHECK-NEXT: cxbr %f0, %f4
; CHECK-NEXT: jl .LBB2_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: lxr %f0, %f1
; CHECK-NEXT: .LBB2_2:
; CHECK-NEXT: lghi %r0, 0
; CHECK-NEXT: jl .LBB2_4
; CHECK-NEXT: # %bb.3:
; CHECK-NEXT: llihh %r0, 32768
; CHECK-NEXT: .LBB2_4:
; CHECK-NEXT: cgxbr %r2, 5, %f0
; CHECK-NEXT: xgr %r2, %r0
; CHECK-NEXT: br %r14
%f = load fp128, fp128 *%src
%conv = call i64 @llvm.experimental.constrained.fptoui.i64.f128(fp128 %f,
metadata !"fpexcept.strict")
ret i64 %conv
}
77 changes: 77 additions & 0 deletions llvm/test/CodeGen/SystemZ/fp-strict-conv-14.ll
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; Test strict conversion of floating-point values to unsigned integers.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z196 | FileCheck %s

declare i32 @llvm.experimental.constrained.fptoui.i32.f32(float, metadata)
declare i32 @llvm.experimental.constrained.fptoui.i32.f64(double, metadata)
declare i32 @llvm.experimental.constrained.fptoui.i32.f128(fp128, metadata)

declare i64 @llvm.experimental.constrained.fptoui.i64.f32(float, metadata)
declare i64 @llvm.experimental.constrained.fptoui.i64.f64(double, metadata)
declare i64 @llvm.experimental.constrained.fptoui.i64.f128(fp128, metadata)

; Test f32->i32.
define i32 @f1(float %f) {
; CHECK-LABEL: f1:
; CHECK: clfebr %r2, 5, %f0, 0
; CHECK: br %r14
%conv = call i32 @llvm.experimental.constrained.fptoui.i32.f32(float %f,
metadata !"fpexcept.strict")
ret i32 %conv
}

; Test f64->i32.
define i32 @f2(double %f) {
; CHECK-LABEL: f2:
; CHECK: clfdbr %r2, 5, %f0, 0
; CHECK: br %r14
%conv = call i32 @llvm.experimental.constrained.fptoui.i32.f64(double %f,
metadata !"fpexcept.strict")
ret i32 %conv
}

; Test f128->i32.
define i32 @f3(fp128 *%src) {
; CHECK-LABEL: f3:
; CHECK-DAG: ld %f0, 0(%r2)
; CHECK-DAG: ld %f2, 8(%r2)
; CHECK: clfxbr %r2, 5, %f0, 0
; CHECK: br %r14
%f = load fp128, fp128 *%src
%conv = call i32 @llvm.experimental.constrained.fptoui.i32.f128(fp128 %f,
metadata !"fpexcept.strict")
ret i32 %conv
}

; Test f32->i64.
define i64 @f4(float %f) {
; CHECK-LABEL: f4:
; CHECK: clgebr %r2, 5, %f0, 0
; CHECK: br %r14
%conv = call i64 @llvm.experimental.constrained.fptoui.i64.f32(float %f,
metadata !"fpexcept.strict")
ret i64 %conv
}

; Test f64->i64.
define i64 @f5(double %f) {
; CHECK-LABEL: f5:
; CHECK: clgdbr %r2, 5, %f0, 0
; CHECK: br %r14
%conv = call i64 @llvm.experimental.constrained.fptoui.i64.f64(double %f,
metadata !"fpexcept.strict")
ret i64 %conv
}

; Test f128->i64.
define i64 @f6(fp128 *%src) {
; CHECK-LABEL: f6:
; CHECK-DAG: ld %f0, 0(%r2)
; CHECK-DAG: ld %f2, 8(%r2)
; CHECK: clgxbr %r2, 5, %f0, 0
; CHECK: br %r14
%f = load fp128, fp128 *%src
%conv = call i64 @llvm.experimental.constrained.fptoui.i64.f128(fp128 %f,
metadata !"fpexcept.strict")
ret i64 %conv
}
63 changes: 63 additions & 0 deletions llvm/test/CodeGen/SystemZ/fp-strict-conv-16.ll
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; Test f128 floating-point strict conversion to/from integers on z14.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s

; FIXME: llvm.experimental.constrained.[su]itofp does not yet exist

declare i32 @llvm.experimental.constrained.fptosi.i32.f128(fp128, metadata)
declare i64 @llvm.experimental.constrained.fptosi.i64.f128(fp128, metadata)

declare i32 @llvm.experimental.constrained.fptoui.i32.f128(fp128, metadata)
declare i64 @llvm.experimental.constrained.fptoui.i64.f128(fp128, metadata)

; Test signed f128->i32.
define i32 @f5(fp128 *%src) {
; CHECK-LABEL: f5:
; CHECK: vl %v0, 0(%r2)
; CHECK: vrepg %v2, %v0, 1
; CHECK: cfxbr %r2, 5, %f0
; CHECK: br %r14
%f = load fp128, fp128 *%src
%conv = call i32 @llvm.experimental.constrained.fptosi.i32.f128(fp128 %f,
metadata !"fpexcept.strict")
ret i32 %conv
}

; Test signed f128->i64.
define i64 @f6(fp128 *%src) {
; CHECK-LABEL: f6:
; CHECK: vl %v0, 0(%r2)
; CHECK: vrepg %v2, %v0, 1
; CHECK: cgxbr %r2, 5, %f0
; CHECK: br %r14
%f = load fp128, fp128 *%src
%conv = call i64 @llvm.experimental.constrained.fptosi.i64.f128(fp128 %f,
metadata !"fpexcept.strict")
ret i64 %conv
}

; Test unsigned f128->i32.
define i32 @f7(fp128 *%src) {
; CHECK-LABEL: f7:
; CHECK: vl %v0, 0(%r2)
; CHECK: vrepg %v2, %v0, 1
; CHECK: clfxbr %r2, 5, %f0, 0
; CHECK: br %r14
%f = load fp128, fp128 *%src
%conv = call i32 @llvm.experimental.constrained.fptoui.i32.f128(fp128 %f,
metadata !"fpexcept.strict")
ret i32 %conv
}

; Test unsigned f128->i64.
define i64 @f8(fp128 *%src) {
; CHECK-LABEL: f8:
; CHECK: vl %v0, 0(%r2)
; CHECK: vrepg %v2, %v0, 1
; CHECK: clgxbr %r2, 5, %f0, 0
; CHECK: br %r14
%f = load fp128, fp128 *%src
%conv = call i64 @llvm.experimental.constrained.fptoui.i64.f128(fp128 %f,
metadata !"fpexcept.strict")
ret i64 %conv
}
67 changes: 67 additions & 0 deletions llvm/test/CodeGen/SystemZ/vec-strict-conv-01.ll
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; Test strict conversions between integer and float elements.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s

; FIXME: llvm.experimental.constrained.[su]itofp does not yet exist

declare <2 x i64> @llvm.experimental.constrained.fptoui.v2i64.v2f64(<2 x double>, metadata)
declare <2 x i64> @llvm.experimental.constrained.fptosi.v2i64.v2f64(<2 x double>, metadata)

declare <2 x i32> @llvm.experimental.constrained.fptoui.v2i32.v2f64(<2 x double>, metadata)
declare <2 x i32> @llvm.experimental.constrained.fptosi.v2i32.v2f64(<2 x double>, metadata)

declare <2 x i64> @llvm.experimental.constrained.fptoui.v2i64.v2f32(<2 x float>, metadata)
declare <2 x i64> @llvm.experimental.constrained.fptosi.v2i64.v2f32(<2 x float>, metadata)

; Test conversion of f64s to signed i64s.
define <2 x i64> @f1(<2 x double> %doubles) {
; CHECK-LABEL: f1:
; CHECK: vcgdb %v24, %v24, 0, 5
; CHECK: br %r14
%dwords = call <2 x i64> @llvm.experimental.constrained.fptosi.v2i64.v2f64(<2 x double> %doubles,
metadata !"fpexcept.strict")
ret <2 x i64> %dwords
}

; Test conversion of f64s to unsigned i64s.
define <2 x i64> @f2(<2 x double> %doubles) {
; CHECK-LABEL: f2:
; CHECK: vclgdb %v24, %v24, 0, 5
; CHECK: br %r14
%dwords = call <2 x i64> @llvm.experimental.constrained.fptoui.v2i64.v2f64(<2 x double> %doubles,
metadata !"fpexcept.strict")
ret <2 x i64> %dwords
}

; Test conversion of f64s to signed i32s, which must compile.
define void @f5(<2 x double> %doubles, <2 x i32> *%ptr) {
%words = call <2 x i32> @llvm.experimental.constrained.fptosi.v2i32.v2f64(<2 x double> %doubles,
metadata !"fpexcept.strict")
store <2 x i32> %words, <2 x i32> *%ptr
ret void
}

; Test conversion of f64s to unsigned i32s, which must compile.
define void @f6(<2 x double> %doubles, <2 x i32> *%ptr) {
%words = call <2 x i32> @llvm.experimental.constrained.fptoui.v2i32.v2f64(<2 x double> %doubles,
metadata !"fpexcept.strict")
store <2 x i32> %words, <2 x i32> *%ptr
ret void
}

; Test conversion of f32s to signed i64s, which must compile.
define <2 x i64> @f9(<2 x float> *%ptr) {
%floats = load <2 x float>, <2 x float> *%ptr
%dwords = call <2 x i64> @llvm.experimental.constrained.fptosi.v2i64.v2f32(<2 x float> %floats,
metadata !"fpexcept.strict")
ret <2 x i64> %dwords
}

; Test conversion of f32s to unsigned i64s, which must compile.
define <2 x i64> @f10(<2 x float> *%ptr) {
%floats = load <2 x float>, <2 x float> *%ptr
%dwords = call <2 x i64> @llvm.experimental.constrained.fptoui.v2i64.v2f32(<2 x float> %floats,
metadata !"fpexcept.strict")
ret <2 x i64> %dwords
}

29 changes: 29 additions & 0 deletions llvm/test/CodeGen/SystemZ/vec-strict-conv-03.ll
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; Test strict conversions between integer and float elements on arch13.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=arch13 | FileCheck %s

; FIXME: llvm.experimental.constrained.[su]itofp does not yet exist

declare <4 x i32> @llvm.experimental.constrained.fptoui.v4i32.v4f32(<4 x float>, metadata)
declare <4 x i32> @llvm.experimental.constrained.fptosi.v4i32.v4f32(<4 x float>, metadata)

; Test conversion of f32s to signed i32s.
define <4 x i32> @f1(<4 x float> %floats) {
; CHECK-LABEL: f1:
; CHECK: vcfeb %v24, %v24, 0, 5
; CHECK: br %r14
%words = call <4 x i32> @llvm.experimental.constrained.fptosi.v4i32.v4f32(<4 x float> %floats,
metadata !"fpexcept.strict")
ret <4 x i32> %words
}

; Test conversion of f32s to unsigned i32s.
define <4 x i32> @f2(<4 x float> %floats) {
; CHECK-LABEL: f2:
; CHECK: vclfeb %v24, %v24, 0, 5
; CHECK: br %r14
%words = call <4 x i32> @llvm.experimental.constrained.fptoui.v4i32.v4f32(<4 x float> %floats,
metadata !"fpexcept.strict")
ret <4 x i32> %words
}